The protagonist, Shun Hidaka, a recluse,
secretly harbors feelings for his childhood friend, Nagi Tsukishiro,
who lives in the same apartment complex. As children, they often visited each other's homes and spent time together. Nagi, shy and timid, was very attached to Shun, and Shun cherished her. One day, Shun witnesses Nagi leaving her apartment through the window,
seemingly intimately with a stranger…
A crime simulation game specializing in seducing and breaking up couples on the verge of marriage. In addition to aphrodisiacs and sleeping pills, traps are set in the room to destroy the relationship between the two.

There
is one main heroine and two sub-heroines to pursue. Depending on the player, it is possible to become lovers with all three girls. There are multiple endings for each girl. The story mainly focuses on the pure love route. Please be aware that some cruel scenes are included.

★The content may change without notice.