The game is praised for its mature, gritty atmosphere that explores heavy themes of justice, revenge, and morality. It is notably darker than many other titles in the "otome" (romance) genre, earning its rating through depictions of violence and psychological trauma.

: The more lighthearted, energetic member of the group. Gameplay & Presentation

: A must-play for fans of dark thrillers or those looking for a visual novel with more substance than a typical dating sim. If you enjoy the main game, the fan disc Collar x Malice —Unlimited— offers more fan service and side stories that flesh out the aftermath of the X-Day incidents.

“CxM is definitely more plot heavy with romance as an addition than some other titles.” Reddit · r/otomegames · 3 years ago