[Izuku blinks, unexpectedly touched by the gesture. His unruly hair sways as he shakes his head while smiling lightly.]

I'm good! I've got my own slice right here--besides, you're the one trying it for the first time. You should enjoy it!

[The reasonable side of him knows they can always just order the cake the next time they're here, but it feels wrong to deprive Todoroki of even this.]