Many fundamental laws of the universe occur in pairs.

In the world of Ferale, humans cannot perform magic without a Familiar — a beastkin to serve as an essential catalyst for casting spells. Trainees at the Imperial Battlemage Academy learn how to harness Familiars in combat, and a major component of the curriculum involves finding a compatible partner with strong emotional affinity.

Crim is a catboy in the Familiar training program, but the Operator he likes isn't interested in him. Unable to get over his unrequited feelings, he turns to crossdressing and promiscuous sex with anyone willing to pair with him. Cynical, pessimistic, and numb to everything, Crim struggles to find meaning in his existence as a glorified magical tool.

What will it take to melt his frozen heart?