BLUE LOCK: Season 1, Episode 31 - Itoshi Sae (2024)

The match opens with Blue Lock Eleven pressing forward aggressively against the Japan U-20 National Team, but every attempt to break through is shut down by the U-20 defense, especially the tightly organized "Iron Wall Quartet," which absorbs and redirects the attacks before Blue Lock can create a clean shot.

After Blue Lock's momentum stalls, the ball swings into Itoshi Sae's control, and the entire tempo of the game changes immediately as he begins orchestrating the U-20 side's attack with fast, precise passing that leaves the Blue Lock players scrambling to react.

Sae's movement and distribution force Blue Lock's defenders, including goalkeeper Gagamaru Gin, into emergency defending as the U-20 team drives forward in a coordinated push that looks far more fluid and dangerous than the previous sequence of Blue Lock attacks.

The attack continues to build around Sae, and the ball rebounds back into his control, putting him in the position to finish the play himself rather than simply assist it.

Sae then scores the match's first goal, and the crowd erupts in response, making it obvious that the stadium is watching him rather than Blue Lock's team.

The goal establishes Sae as the dominant presence on the field, and the episode closes with the match still in motion after his breakthrough score, with Blue Lock left confronting the reality of how decisively the U-20 side has turned the game through him.

The ending of this episode centers on Reo and Nagi parting at a painful turning point. Reo finally says what he has been holding back, Nagi walks away from the bond they built, and the episode closes with the sense that both of them are being forced to face football as individuals rather than as a pair.

Reo is alone in the dark, standing in front of a mirror and trying to find the words he cannot say to Nagi. He speaks to himself softly at first, then more directly, practicing different versions of what he wants to tell him. Chigiri enters, flips on the light, and asks why Reo is talking to a mirror as if he has split into different versions of himself. Reo admits that he has not told Nagi anything yet, which is why he is rehearsing. He says that he has become a chameleon who has lost his own color.

Chigiri does not pity him. He tells Reo that he trusts he will be fine, and that if there is something he needs to tell Nagi, he should say it while he still has the chance. Then Chigiri leaves, and Reo is left alone with that warning. He realizes that Chigiri is speaking from experience, thinking of a relationship that ended without proper closure. Reo goes back to the mirror and keeps rehearsing. He swings between trying to sound friendly and trying to sound like a rival. He worries that Nagi may already see him only as someone from the past. His frustration rises until he snaps and calls Nagi a "hassle monster," and Chigiri, hearing this attitude from the doorway, remarks that Reo has become the biggest hassle.

On the football side of the ending, the episode shows the emotional break between Nagi and Reo as Nagi moves toward leaving Blue Lock behind. Nagi finally speaks his thoughts directly, and the moment is framed as a goodbye to the partnership that had carried him through much of the story. Reo is left behind, while Nagi continues toward the exit gate, no longer tied to the dream in the same way. As Nagi leaves, Isagi calls out to him and tells him not to quit football. The ending then transitions into the next phase of the competition, making clear that the Neo Egoist League has concluded and that the story is moving into the U-20 World Cup phase.

By the end of the episode, Reo is still inside Blue Lock, shaken but forced to confront his own identity. Chigiri leaves him with the practical warning that he must speak before the chance is gone. Nagi is the one who walks away through the exit gate, with the episode treating that departure as a major break from the path he has been following. Isagi remains on the field side of the conflict, urging Nagi not to give up, showing that the competitive drive of the story is still pushing forward into the next stage.

Yes. Episode 31, "Itoshi Sae," has a post-credit scene.

In it, the episode briefly returns to the emotional fallout around Reo and Nagi after the Blue Lock developments, with the focus on Reo trying to come to terms with the situation and the lingering distance between the two of them. The extra scene serves as a quiet teaser for the continuing tension in their relationship rather than a big action reveal.

If you want, I can also describe the full ending beat-by-beat, including the mid-credits material if any.

In episode 31, Sae Itoshi opens the match by scoring the first goal himself, and the crowd's reaction makes it clear the stadium is watching him as the central attraction. The scene emphasizes his precise, decisive attacking ability and his ability to control the tempo of the game from the very start.

Sae is shown being tightly marked, but he still threads sharp, accurate passes that keep the U-20 Japan attack moving. The difficulty comes from his elite vision and passing quality, which let him break pressure even when Blue Lock focuses heavily on containing him.

Sae functions as the main creative force of the U-20 Japan offense in episode 31. He is the player driving the attack forward with sharp distribution, and the episode frames him as the key reason the U-20 side can keep pressure on Blue Lock.

When Sae scores first, the crowd erupts, and that reaction signals that the audience is there to see him specifically. The episode uses that response to underline Sae's star status and the expectation that he will shape the match.

Episode 31 presents the U-20 Japan team as disciplined and defense-oriented overall, but Sae is the player who turns that structure into dangerous attacks. His presence makes their buildup feel controlled and efficient rather than chaotic, with his passing acting as the bridge between defense and scoring chances.

No, it is not fully family-friendly for young children or very sensitive viewers. Blue Lock is a sports anime built around intense competition, and this episode includes high-stakes match tension, aggressive physical contact, and loud crowd reaction that may feel overwhelming.

Potentially upsetting or objectionable aspects: - Competitive sports violence: hard tackles, collisions, and sustained physical pressure during the match. - Intense shouting and emotional hostility: characters and crowd reactions are loud and confrontational. - Psychological intensity: themes of pressure, ego, and humiliation are central to the series, which can be stressful for some viewers. - Tension around rivalry and conflict: the episode centers on a charged match atmosphere and rivalry-driven emotional stakes.

If you want, I can also give a stricter age-suitability estimate, like "safe for 10+," "13+," or "best for teens," without spoilers.