Rika

Hyeong-woo is forced to be quarantined with her sisters-in-law for 21 days due to the new virus. Hyeong-woo, who remains with his sister-in-law is shaken by the temptation of prohibition. Eventually, the virus spreads and becomes the beginning of human extinction. However, rumors are circulating that sharing forbidden love can amplify the energy and defeat the new virus, which they cannot help but believe. Their own sex, which began like that, makes them forget even the fear of the virus and makes them unable to break up.

The second generation of a chaebol was exiled to a rural villa because of a mistake. However, it only brought fun and excitement to another world that unfolds there.

Jun-soo, a rich old man, decides to live in a local villa after retirement due to paralysis and health reasons. Only Jun-soo's wife, Hye-sook, and Joo-seok, will move to the provinces, and Hye-sook will only wait for the day Jun-soo dies. Jun-soo gradually becomes paralyzed, so he relies on a wheelchair, and Hye-sook meets up Joo-seok. However, Jun-soo suffered from paralysis that night. Unaware of this, Hye-sook and Joo-seok hire Jun-soo's caregiver to avoid Jun-soo and enjoy comfortably, but Joo-seok begins to look at the caregiver. After learning about the affair between Hye-sook and Joo-seok, Jun-soo begins to make a secret proposal to So-eun.

Haeil, wounded by his wife's words of 'premature ejaculation', goes to a urology department. But because the doctor is a woman, she is so surprised and embarrassed that she tries to go out. Then, a word from a woman doctor catches him. "How long will you live with premature ejaculation?". After that, after receiving special treatment, the beautiful female doctor Jeongyeon and glamor nurse Mijoo, Haeil gradually became a man loved by his wife.

At first, Yoo-jeong and Min-soo really loved each other. However, in a few months, there is a period of boredom between the two. Two people face each other and don't eat. Yoo-jeong confides her worries to her friend So-hyeon. But So-hyeon never misses the chance and confesses her feelings to Min-soo. Min-soo’s heart is shaken by So-hyeon. I'm meeting So-hyeon secretly. After a secret meeting with So-hyeon, he finds some time to relax.

On the edge of a small ocean town, there stands a small establishment called “Do-re-mi”. Three prostitutes, Sora, Shido, and Rei work here. They live together with the owner of the place, Kaname Toki in an at-home environment. Lately, Kaname’s kohai, Fuwa has been coming by frequently. Seeing Fuwa, who has lost his ability to get hard, Kaname’s father Minami invites him to the establishment to try to stimulate him. His partner is Shido, who has had an interest in Fuwa, however, Fuwa’s expression remains stiff. The reason for this is that the mayor of the town is leading a redevelopment movement, and Kaname’s establishment is in an area that needs to be evicted. Fuwa has been in charge of the eviction and is thus troubled. Shido finds out about his situation and the shop’s upcoming fate. Meanwhile, Kaname proposes to Sora and she begins to have feelings for him. Both parties are at a crossroads…. what will they choose?

Yoo-jeong and So-hyeon are not real siblings but have lived together since childhood. So-hyeon is caught by Yoo-jeong spending time at home with her boyfriend. Min-soo saw Yoo-jeong naked in the bathroom. Yoo-jeong is interested in such Min-soo and seduces Min-soo. Min-soo knows that Yoo-jeong and So-hyun are not real sisters and approaches Yoo-jeong right away. So-hyeon finds out and So-hyeon breaks up with Min-soo. Min-soo played with two sisters...

Newly-moved Yoo-jeong had a housewarming party. So-hyeon and Min-soo gather their friends at the housewarming party and meet for the first time. Yoo-jeong falls asleep alone, and Min-soo secretly kisses Yoo-jeong. So-hyeon, who finds out, threatens Min-soo and plays with him. Min-soo had no choice but to accept So-hyeon's terms. Yoo-jeong misunderstands them. But in the process, Yoo-jeong herself finds herself interested in Min-soo. Recognizing that, So-hyeon gives up the room he originally intended to live in to Min-soo and leaves.