if you completed "all achievement from page 1", in After Mode, DON'T SKIP THE PROLOGUE, the choice "ask Aki favorite person" will appear at the bus stop, choose that and when we're on the bus, senpai and his bros are behind ushow i let aki go with her senpai in after mode? i though this mode like free mode, and when i in the bus just only me and aki
don't make Aki cum -> she will go with senpai
make Aki cum -> she will stay with us