As Borboletas Também Amam

Before Ji-min becomes a college student and gets a room, he comes to his old brother's house. Hyeon-soo found out about the fact late, but he is embarrassed, but feels at ease with Ji-min. However, Ji-min, who became a woman from a little girl, became more and more fond of her. But Ji-min had a boyfriend and Hyeon-soo tried to calm himself down, but while comforting Ji-min who broke up with his boyfriend, he heard that he was Ji-min's first love.

Ji-min, Hyeon-soo, and Woo-yeong, play together at Ji-min's house. Hyeon-soo happened to see Ji-min change her clothes while playing. Hyeon-soo, who secretly likes Ji-min, ran away excitedly after seeing Ji-min's skin. Woo-yeong, who saw Hyeon-soo like that, actually made a funny suggestion to Ji-min who was his sex partner. Ji-min calls Hyepn-soo and uses the fact that Hyeon-soo likes him to have sex. Hyeon-soo moves according to Woo-yepng's plan.

Summer is almost over, but Ga-yeong who gets hot, suffers from inconvenience due to the broken air conditioner. The repairman is already fully booked and Ga-yeong is looking for someone to fix it right away. At that time, she made a reservation for a suspicious service at the store that Da-hyeon recommended the first time. There's a tremendous thing waiting for Ga-young, who will meet the driver who came from there...

Ji-hye, Yeong-joon, Soo-yeong, and Mi-na enjoys the bachelor party! The next morning, Ji-hye had her ass ripped apart and Yeong-joon had erectile dysfunction, but none of them remembers what happened. They're on the hunt for clues! Three people checked Joon-tae's items in the kitchen. They found out that Joon-tae visited the party. The questioning of Joon-tae revealed that Ji-hye and he had sex but there are more suspicions. The size of Joon-tae's small dick can never tear Ji-hye's ass apart. Who the hell ripped Ji-hye apart?

Su-mi, who is tired of Ki-seok's perverted sex life, decides to divorce her and rips the divorce papers when Ki-seok, who has won the lottery consecutively, appears. In order to get Ki-seok's money, Su-mi invites Seong-ho, who had cheated on her in the past, into her house. Seong-ho also invites Chae-yeon, a flower snake from Sinsa-dong, who is delighted with money, and launches a huge scam. Chae-yeon, Seong-ho, and Su-mi deceive each other in order to win Ki-seok's money. But the counterattack of the formidable Ki-seok is also getting stronger...

A perfect trio of crooks, their union is almost a dream team. Do-hee and Hye-ji visited a ski resort to successfully cheat and take a break. While they were planning to rest for the time being and conspire for the next scam, they heard that snowboarder Na Shin-woo, a national team member who recently divorced his granddaughter, will come to the ski resort for a long time. After hearing that Na will receive 5 billion won in compensation for her divorce, she plans to commit another fraud.

While looking for a job, Min-hee lands a position as a secretary in a detective's office. However, she doesn't have much work. While Min-hee is consulting her brother's love interest with her detective, a case has been assigned to her. The detective thinks it's just love counseling and gets caught up in a case while investigating why they broke up.

Yuko is in love with an old poet who happens to be also a married man. She waits patiently for him and only him, yet she is constantly being lust by others.

My husband almost slept with his sister. Soon after, his brother-in-law, who keeps coming to mind leaves after realizing that he does not love his wife. And the older sister's husband, Jeong-wook, visits the sister-in-law in anger, but the sister-in-law also suffers from not accepting this situation. The two who flirted like that commit another affair, and Jeong-wook soon feels guilty.

Tae-gyoo secretly admires Eun-jae, the beautiful team leader in the same office, but he likes Eun-jae only in his heart because he is already in a relationship with Hye-yeong as a live-in couple. Tae-gyoo who was working with Eun-jae through video chat while working from home, is surprised to see Eun-jae, a computer illiterate, masturbate by calling his name while turning on video chat. The next day, Tae-gyoo secretly peeks at the scene where Eun-jae is dating her husband through a video chat screen, and is angry to learn that her girlfriend Hye-yeong cheated on Eun-jae's husband.