Lee Gyeong, alienated from society, finds a mirror connecting to the different world in a suspicious container while delivering.

A trans man documentarist named Joo-wan has been filming the bereaved families who keep vigil at a joint memorial altar built on a wasteland. But the altar is about to be removed due to the construction of a new apartment. On the night before the day of removal, Joo-wan’s brother Tae-hee comes and tell him their father died. Joo-wan meets his family after 7 years.

High school student Yun-ji harbors a secret romance with her homeroom teacher, which results in a pregnancy. When the teacher abruptly disappears, Yun-ji decides to end the pregnancy. To buy illegal abortion pils, she leaves school early. Meanwhile, Kyung-sun discovers that her savings have vanished and sets out to track her down.

Student teacher Kang Eun-kyung encounters a group of girls in a black magic club who are topping the national mock exams.

The high school senior girls discovered a 'Ghost Hide and Seek' tape recorded by their seniors in the broadcasting club. Through the tape, the girls learned about a rumor that if they win in the ghost hide and seek game on the upcoming school anniversary, they can receive a perfect score on the college entrance exam. The girls decided to recruit Min-joo, a second year student from the religious club, as a mercenary and made a decision to participate together in the ghost hide and seek.

Despite her aspirations to become a pianist, Suhyun, a high school senior, constantly falls short compared to her peer, Yujin. In order to get accepted into her dream music college, Suhyun seeks a private lesson from Yujin's piano tutor. However, the tutor tells her to abandon the audition piece she's spent months preparing and undermines her self-esteem, causing her doubts about him to grow.

'Princess Mimi' and 'King of Penis' plan to die together. But their wish for a painless death is soon disrupted by a series of unexpected events.