Collar × Malice is a visual novel video game developed and published by Idea Factory under their Otomate brand. It was released for PlayStation Vita on August 18, 2016, in Japan, and by Aksys Games in North America and Europe on July 28, 2017. A Nintendo Switch port was also released in 2020. The game was well received by critics, and sold well in Japan for a niche game of its genre and platform. A fan disc, Collar × Malice: Unlimited, was released on July 26, 2018. A two-part anime film adaptation by Studio Deen, titled Gekijōban Collar × Malice Deep Cover, premiered in May and June 2023.
Synopsis
Collar × Malice follows a rookie police officer Ichika Hoshino stationed in Shinjuku, Tokyo. On her way home from work, she is attacked and a collar with poison is placed around her neck; following this, she becomes involved with the "X-Day Incident", a string of murders done by a terrorist group called Adonis. Under the threat of death, Ichika is forced to investigate the X-Day Incident together with a group of former police officers.