Koi iro Chu! Lips is a project that sends the user on a romantic adventure. This game tells the story of an ordinary high school student Haruka, living his ordinary life. One day, his father sends home a mysterious jug, while Haruka and his friend Ikuya do not know what to do during the summer holidays. A collision with this vessel changed the hero's life forever - a mysterious girl appeared from it, calling herself Cupid.The player has access to 5 routes of various heroines:
- Karen is a self-proclaimed Cupid, a mischievous and active blonde, often acting before thinking.
- Misaki is younger than the protagonist, quiet and loves to pick flowers.
- Nagisa is a student at the same school as Haruka and has long been in love with him, which is why she constantly ambushes and lies in wait for the hero to confess her feelings again.
- Manabe is the protagonist's homeroom teacher.
- Mirai is Haruka's neighbor and childhood friend, who treats him very coldly, although for some reason she feeds him.
Koi iro Chu! Lips belongs to the visual novel genre, and therefore has a classic gameplay for such projects - reading dialogues, choosing answers and moving towards one of the endings with the discovery of 18+ scenes saved to the gallery along the way. The peculiarity of this game is that it is stylized as an anime - the chapters are made as episodes, have opening and introductory themes and are separated by inserts listing the events of the next series.