6 - Ukes childhood friend takes a promise made as children for marriage 100% seriously and ties him up & roofies him on his birthday because he wanted to lock down his relationship with him. Uke is weak to pleasure so hes not happy about being forced but it feels good. His next plan of action is to try and get the seme a GF since in his mind, hes obsessed because hes never been in a relationship with a woman. This plan Fails, but he manages to get the seme to agree to be friends with the girl. However this doesn't work out as the uke planned because he starts getting lonely/jealous of how much time with the seme hes missing out on. They have a confrontation and the seme leaves thinking that his love is still unrequited, but the uke spends the entirety of the time hes gone missing tf out of him. They eventually meet up, make up, & get "married". The GF the uke tried to set him up with sees herself out once she realizes hes not a virgin anymore.
Hatachi Yogireba Oreno Mono