Mei and Bronya bond over their similar issues. Bronya promises to protect her. Later, Himeko's plan is carried out. Mei misses the first shot and the 6th angel retaliates, forcing Bronya to block its attack, but after a desperate struggle, she manages to land a second one that destroys the 6th angel. She finds Bronya on the ground, still alive, and convinces her to smile. Tesla and Einstein discover that Asuka and the angels come from the Sea of Quanta, which Welt Yang disappeared in years ago. The secret of the Wotan is finally revealed: its pilot requires a Herrscher core, which was implanted into Bronya after Welt's disappearance.