Oosawa agrees to pay his good-for-nothing childhood friend Maruyama's debts, if Maruyama becomes his lover. Oosawa's only rule is that Maruyama must be at home when Oosawa comes home from work at night. After Maruyama comes back smelling like perfume and Oosawa get angry, Maruyama realizes Oosawa has actually liked him since they were young. When Maruyama's ex-wife shows up, Oosawa misunderstands and tells Maruyama to get out, but Maruyama doesn't want to leave him.
Ch. 2: Izuhara offers to give his middle school classmate Kuroda the money for his father's debt, in exchange for listening to his orders for a week
Ch. 1-4,6.5: Taiichi hits a yakuza's car and to payback the damages, turns to prostitution. His client ends up being a scruff man who promises to pay it all in exchange for Taiichi's obedience
College student and bartender Ogiwara is threatened after suddenly being told he's the guarantor for his friend's 5 million yen debt. He is saved by a regular customer and yakuza head Kurose, who fully pays off the debt. In exchange, Ogiwara must become Kurose's toy and reimburse him with his body.
Includes: Police officer Tsubaki going undercover and becoming Kajiro's right hand.
ch. 1-2: When his mother can't pay the rent again, she sends Shizuru to talk to their landlord Koushirou. When Shizuru says he'll do anything to keep them from getting kicked out,
After delinquent Arikawa is helped during a fight by Kaito, he promises to pay him back. Unable to pay with money, Kaito, a gay porn actor, takes Arikawa to his company where Arikawa is forced to film a porn video with Kaito. After Arikawa destroys property on set and Kaito foots the bill, Arikawa remains indebted to him.
In order to keep his part-time job after it is discovered by his teacher, plain and unassuming Nonami is forced to tutor flashy and popular serial skipper Higa. Though initially reluctant to teach him, through their meetings, Nonami starts to become attracted to Higa and even Higa begins coming to school regularly just for Nonami. However, their love is complicated by their difficult family situations.
Worried his son, Hikaru, is gay, widower and single father Nobuo goes drinking with his subordinate to get his advice. After having too much to drink, Nobuo wakes up with gay sex worker Hijiri in his house, having had drunk sex with him the night before. When Hikaru gets home, Nobuo finds out he knows Hijiri from a previous encounter. While lying to try hiding their one night from Hikaru, Hikaru ends up inviting Hijiri to live with them and Hijiri, with no place to go, ends up staying.
A week after the death of his father, Emu finds out he's inherited his father's 5 million yen debt. At the same time, Emu reunites with Fukutomi, Emu's good-natured and rich classmate from high school. About to be forced to work at a shady gay club, Fukutomi steps in and offers to buy Emu from the loan shark.
Shiki works multiple jobs to pay off the debt his lover left him with after disappearing. One day, Shiki notices a man lying on a park bench and, unable to leave him alone, Shiki brings the man to his small and empty apartment. When Shiki's debt collectors show up, ready to force him into the porn industry, Shiki finds out the man he picked up is actually famous model Tenma, who buys Shiki from them. However, Tenma tells Shiki he must service him with his body and begins living with Shiki.
Sukidesu, Zenbukudasai