A storm of threats... and a hail of marriage proposals!With the defeat of the Hoof Clan's patriarch Yngvi, Yuuto Suoh has sent a shockwave through the power balance of Yggdrasil.Linnea proposes marriage to him, but he cannot hide his feelings for Mitsuki, who is waiting for him back in the modern world. In the midst of this dilemma, the young patriarch of the Lightning Clan Stein?órr suddenly appears during the victory celebration, leading to a touch-and-go confrontation with Yuuto. As the threat of war once again looms on the horizon, the twin princesses of the Claw Clan suddenly demand to become Yuuto's wives, as well?!