Kotori dreams of a battle between her brother and the boy sworn to protect her. Under cover of darkness, Kamui is joined によって Fuma as he seeks the truth about his aunts involvement with the Divine Sword.
Satsuki gets along with computers just fine, but she can be deadly when playing with living things. There is a lab full of SUITS/スーツ in dark glasses who want to study her gift, but Kanoe has other plans for this special girl.
Yuzuriha, like all ドラゴン of Heaven, possesses extraordinary powers which occasionally cause her a special kind of pain. Luckily, her constant companion Inuki is there to guide her through the dark times.
The Divine Sword is taken to the Clamp Academy for 安全, 安全です keeping; Kotori succumbs to a deep sleep from which she cannot wake; and Fuma undergoes a frightening change as Kamui nears his ultimate decision.
Sorata and Arashi set out to track down Subaru, a vital member of the ドラゴン of Heaven, but their mission will have to wait until after his showdown with the man who murdered his sister.
Kanoe takes an interest in Fuma's abilities and his future. The elder Monou's deathbed revelation shocks Fuma, who undergoes a powerful transformation when his sister is caught in the middle of an attack on Kamui.