It is the late 16th century and Japan has fallen under the grip of the renegade warlord Oda Nobunaga. Such matters mean little to Momo Takamoto, a young girl adopted by the local silk weaver of a small village. But Momo is not all she seems - she is kitsune, blessed with the power to shift between a fox and a human - and those who know this soon come for her. Caught between a tribe of assassins and a mysterious group of outsiders, Momo finds herself in a web of bloodshed and intrigue. But while strange and terrifying creatures such as tengu, tanuki, and oni go to war over her, Momo realizes that her own powers are just beginning to emerge…