Kurogane Taito is having multiple dreams about a mysterious girl who says that she loves him.

Taito remembers his promise to Saitohimea; Gekkou injures Himea; Taito and Gekkou get into a fierce fight; Gekkou's twin brother, Kurenai Hinata, appears.

Kurenai Gekkou appoints Taito and Himea to be student council members; Taito discovers how Gekkou and Mirai first met.

Taito and Himea run inside the school building to escape the lethal red rain; Himea is possessed by some other being.

Gekkou passes through the dimensional rift and comes face to face with the Seraphim; the Seraphim offer Gekkou the power to kill Saitohimea; Taito attempts to save Himea.

Himea asks Taito out on a date; Taito wishes to protect Himea, who has been alone for too long.