toasted buns's manga / #Reencounter(4)

ok so some dark past shit I dont know who the bad guy is quit yet but obv somthing happend then the mc went to the army came back and his bestie is now offering him a deal witch is prop not going to be a good deal becasue of some what I think was some using of others but I dont know I just want to know who is going to be in the wrong.