A reluctant cryptid hunter must confront her family's dark legacy to save the world from a demonic invasion. Verity is a member of the Price family, a lineage of monster hunters who have long protected the world from supernatural threats. However, Verity wants nothing to do with her heritage, preferring a normal life. When a powerful demon lord begins to tear through the veil between worlds, she is forced to embrace her destiny and confront the creatures she has spent her life avoiding, all while navigating a complicated relationship with a powerful, ancient entity.

Discount Armageddon is the first book in Seanan McGuire's InCryptid series, which has garnered a dedicated following for its unique blend of humor, action, and paranormal elements. Readers often praise McGuire's ability to create complex, relatable characters, particularly Verity Price, whose struggles with her family's legacy resonate with many. The series is known for its fast pacing, witty dialogue, and inventive world-building, which combines folklore and modern settings. The romantic subplot is also frequently highlighted as a compelling aspect of the narrative, adding another layer to the already intricate plot.