He's probably just friends with Gisella and was in on it pretending to be soon to be married so he can get a reaction / confession out of MC.. i think 
Cats & BLs 
Comment by MugenWitch on Rocket Science Love - Chapter 5
5 Replies
@MugenWitch I also thought it like that
@Violetta Im sorry I was trying to like your comment but accidentally clicked the dislike button 😭
@MugenWitch or it might business marriage or your thoughts or 😢
@MugenWitch that's fuc**** toxic, if that is the case, I hope MC finds someone else.
@Spirit HAHAHA that's okay