The story follows Tsubasa, a new hire in the A&R department of the major recording company Gandala Music. Tsubasa is immediately assigned to oversee the idol unit “B-PROJECT,” which is made up of three idol groups: Kitakore, THRIVE, and MooNs. This is Tsubasa’s first job, and she gets involved in various incidents and accidents as she deals with this group of young men who each have their own differing personalities.
The living, heavens, and underworld become connected after a Divine Gate is open, ushering an era of chaos where desires and conflict intersect. Only when the World Council was formed, peace and order is restored and the Divine Gate becomes an urban legend. In that world, boys and girls deemed fit by the World Council are gathered, who aim to reach the gate for their personal objectives. Those who reach the gate can remake the world even the past or future.
Source : wikipedia