100 random women VS my friend's woman, which one would you sleep with? Gun-woo and Tae-cheol have different stances. Every night, Gun-woo enjoys sleeping with different women but Tae-cheol dreams of sleeping with the woman he's had a crush on for 10 years. However, Se-yeong loves Gun-woo. Tae-cheol finds out Gun-woo also has feelings for her and tries to give up but he finds himself more and more drawn to her.

Four women who are having secret affairs tell their cheeky stories. Four women who haven't had much bonding since they got married, get together. They have nothing to hide from each other. They all enjoy a spa day and talk about things that they have never been able to talk about. They are all having secret affairs with their child's tutor, the screen golf trainer, the man next door and a boy twelve years younger!

'A sexy and rich' guy who has to go to the military giving up his school credits, 'a loser' who just got discharged dreaming of heated love and 'a goose father' who hasn't had sex in forever, join a paragliding club for other reasons. A hot and sexy girl appears in front of them and the three hyenas convince her to go to an overnight paragliding trip with them. Who will be the winner? This girl playing hard to get causes the three to shake and they start doing anything they need to get her to spend a night with them...