The correct option is to load his save and choose the choice that didn't lead to this dead end.
There's no way you have to hesitate here, right? I'm the only choice, naturally. A highschool girl....who would you choose for a lover, if you could?Eh?Ah, I wonder if I can get two Tiger Stamps if I save here...Hehe... Me, right?By the way, between me and the Christmas cake here...Choose me. What, are you worried about getting rid of this bitch that'll reduce your SAN to 0?