Each of the three discs is available for the first, second and third semesters, and you can play through to the end of the game without having to replace the disc. Each semester, the characters, events and opening movies are different versions. It is a sequel that continues the concept of the previous work and attempts to enrich the content. The player becomes a second-year student at Aobadai High School and aims to create a girlfriend in about a month before transferring to another school. The theme is "preciousness". At the start of the play, you select three keywords, the semester, the main character's ability tendency. The ability tendency is linked with the preference of the target character, and changes the rising curve of appearance event, friendliness and admiration. Keywords can be used as your favorite topic when you have a conversation on your way home from school, and their response also changes depending on your partner's preference.

The protagonist has just been moved with his sister Kimiko to a new town, due to the sudden transfer of their parents. Suddenly, a bunch of girls arrive in his life: his childhood friend, a tomboy, a clumsy junior, a silent classmate... Love has arrived to his life.