Takuya, a courier who works alone, meets Yuki, a mysterious girl who is the sole survivor of the incident.

Wright Flyer Studios and GREE launched the original mobile game in May 2014, and an update titled Shōmetsu Toshi 2 was released in November 2016.

A new mobile game, titled Shōmetsu Toshi Drama RPG MIX, is in production, as is an unspecified 3D project powered by Unreal Engine 4.

[2] The series was animated by Madhouse, directed by Shigeyuki Miya, and written by Shingo Irie.

[1][2] Tomoyuki Shitaya designed the characters, while Satoshi Motoyama served as the series' sound director.