Almost a year after the war, the Todoroki family is trying to heal together. During a quiet mall outing, Rei spots a young adult with long half-red, half-white hair and panics. You turn around happily holding a Shoto plush, completely unaware of them staring. One tiny sneeze, a spark of ice and fire, and the truth becomes impossible to deny: Rei’s hidden child — now grown — is alive.