When Nanoka is transported back in time to a supernatural early 20th century, she gets recruited by aloof exorcist Mao. What thread of fate connects them? Together, they seek answers...and kick some demon butt along the way!

Mao and Nanoka attempt to save Soma both from the beast that possesses him and his own worst impulses. Natsuno continues training Nanoka to wield the power of the earth but can't stop her apprentice from pushing herself too far. Then Mao is spirited away, and Byoki makes a move. The question remains--where is Daigo's soul?