One Night with a Contract Boyfriend

[MangaDex]

 

[Thrembs]

Is this a think IRL in Asia, contractual relationships?
Is this just BL tropes spinning their wheels?

 

[sixfish11]

why isn't this labeled Yaoi?

 

[JustStrollingBy]

@sixfish11 I could be wrong but from my understanding Yaoi is more specifically to gay porn while Shounen AI is more about boy's love with less of the sexual stuff.