Overview:

It's hard to believe Hee-jeong is old enough to have a son (Seong-bin) in university. She needs some kind of stimulant in life, so she starts meetings under conditions. Yeon-hee, Hee-jeong's friend who runs a café, is a killer for younger men. Hee-jeong sends her son Seong-bin to work in Yeon-hee's café... Yeon-hee thinks of her friend's son as meat... Hee-jeong ends up meeting with her son's friend and fate decides to play a game.