The series focuses on the adventures of Arata Kasuga, a high school student, who is targeted by Lilith, a teacher at a mystical school. Given three choices in an effort to help save the breakdown phenomenon of the world by evil forces and while attempting to solve the mystery of his beloved cousin and childhood friend, Hijiri, who disappeared to a difference space.
Trinity Seven is a fantasy romantic comedy manga series written by Kenji Saitō and illustrated by Akinari Nao. It has been serialized in Fujimi Shobo's shōnen manga magazine Monthly Dragon Age since 2010 and collected in thirty-two tankōbon volumes as of March 2025.
