Set in a city hotel called Point, where there is a strange "Room 0" that can reveal one's "grade" as a human being. Various guests with different circumstances visit the room, hoping to determine their own worth.

After graduating from high school, Sota Koyurugi studies bakery at an institute. In high school, he fell in love with beautiful Saeko. Because of Sota's effort, he is able to have a romantic relationship with Saeko right before Christmas. Saeko though tells Sota that she will be unable to meet him on Valentine's Day, but can meet him on the day before Valentine's Day. On that day, Sota gives Saeko...

Jun Hashimoto is a sci-fi novel writer, but he isn't popular at all. He lives off of his savings. One day, his editor Tateyama assigns him a job: he is to write a "love" themed short story for a web magazine oriented towards youths. At first Jun refuses, because he has never written a love story before, but Tateyama pushes him to write one. The deadline is imminent. Jun's childhood friend Keisuke ...

With next year's university entrance exams looming, high school senior Yoshiyama Mihane is beginning to feel the blues. She recently joined the school's photography club. As she walks by the science lab one day after school, she smells the aroma of lavender. From that moment on, she acquires the ability to leap freely through time and the days ahead are marked with bizarre occurrences...

This home comedy tells the story of Kyoichiro and his teenage daughter Koume. One day, the two ride a train together after visiting Kyoichiro's mother-in-law. He sees it as a chance to get to know his daughter better, but he ends up getting more than that - by some mysterious force, both Kyoichiro and Koume end up with their mind in the other's body! Unfortunately, they have no choice but to swap ...

After graduating from high school, Sota Koyurugi studies bakery at an institute. In high school, he fell in love with beautiful Saeko. Because of Sota's effort, he is able to have a romantic relationship with Saeko right before Christmas. Saeko though tells Sota that she will be unable to meet him on Valentine's Day, but can meet him on the day before Valentine's Day. On that day, Sota gives Saeko...

This home comedy tells the story of Kyoichiro and his teenage daughter Koume. One day, the two ride a train together after visiting Kyoichiro's mother-in-law. He sees it as a chance to get to know his daughter better, but he ends up getting more than that - by some mysterious force, both Kyoichiro and Koume end up with their mind in the other's body! Unfortunately, they have no choice but to swap ...