Believing that he killed his daughter instead of saving her from kidnappers, Zhang Li is dismantled. He finds himself lured to China seeking solace in pain and blood at Paradise Hotel where every carnal and beastly desire is satiated. With a savage boss, the terrifying Burnt Man at the helm of the underground brothel, no perversion is turned away.
A brother and sister live as outcasts from their hamlet due to a belief that mental illness runs in their family. A group of villagers plot to steal their property by beating and hanging the brother and gang-raping the sister. Believing the brother to be dead, scheming to kill the sister, and making both deaths look like accidents… unbeknownst to them, the brother survives and proceeds on a mission to slaughter those responsible in the hamlet.
Twenty-year-old Soon-jae has a young mother named Ji-yoon that’s like a sister to him. Right next door live a mother and son the same age as them; Ji-yoon’s friend Yeong-joo and her twenty-year-old son Jae-yeong. The sons fall for each others’ mothers.
Two best friends long for each others’ mothers. Joon-hyeong was broken-hearted by his crush and his friend Dae-jin’s mother Seo-yeong comforts him. Seo-yeong offers to teach him sex to make him a real man and Joon-hyeong can’t decline. Meanwhile, Dae-jin is popular with the girls unlike Dae-jin. However, he’s had a crush on Joon-hyeong’s mother Yeon-hee for a long time. Dae-jin heard from Joon-hyeong that his parents might get a divorce and Dae-jin sees this as his chance.
Florist Ae-ran (Vicky) and forensics investigator Min-ho (Choi Ryeong) from the Public Prosecutor’s Office both have a family that everyone wants. However, Min-ho can’t handle bed time so Ae-ran starts a ‘challenge game’ in which she seduces and has sex with strange men. One day, Ae-ran and Min-ho meet Alex (Choi Hyeon-ho) at a tango cafe. Alex is interested in Ae-ran and approaches her while Ae-ran takes interest in Alex who is more handsome than her husband. Min-ho later witnesses them in action and gets angry when he finds out the man Ae-ran seduced is Alex. Min-ho feels nervous because he finds out Alex isn’t just a game partner and approached him for a reason. Min-ho tries to get rid of Alex but Alex chokes Ae-ran and Min-ho even more and feels catharsis. The game they started is turning into a catastrophe…