Visual novel ChronoBox traditionally for this genre, it was performed in the anime style. During the story, players will be able to follow the events taking place with the help of colorful pictures, as well as accompanying text. The characters will communicate with each other, and gamers here have the opportunity to influence the dialogues or actions by choosing lines or activities. It should be taken into account that each hero has his own character and experiences. Some will have to be talked to by all sorts of tricks to find out their secrets. Depending on their behavior, players can reach 1 of 3 available endings.

The main events of the novel ChronoBox take place on the remote Angel Island, where young people study in the most typical Eden school. The main character is a guy named Nayuta, who lived for his own pleasure and did not know any worries. However, at one point everything changed after a mysterious black box fell into the hands of the schoolboy. At the same time, the young man meets a mysterious girl with black hair. At the same time, he realizes that he is gradually beginning to forget what happened to him just recently. Now the protagonist will have to figure out how the find, the new girlfriend and the attacks of amnesia are interconnected.