EidaNeverLeft
A/U : taisho era 
muzan : submissive 
kokushibo : dominant 
muzan is confused with his feelings about kokushibo. he know he respects him, but he can tell kokushibo has hidden resentment towards him. muzan refuses to admit his inexperience with emotional attachment and new feelings, but is suddenly thrown into a loop of swirling resentment, abuse, and love. will muzan and kokushibo continue their lives as business partners & allies, or will their relationship spiral out of control, and possibly collapse on top of both of them?
main story themes : a lot of angst, yandere, smut, and things of that sort.
trigger warnings : abusive behavior (no sexual assault or rape, and please dont request anything of the sort.), kinks such as masochism/sadism, public sex/sexual stuff, violence)