The Betrayal Knows My Name Series by Hotaru Odagiri

Abandoned as a baby and raised in an orphanage, the kind-hearted high-schooler Yuki Sakuragi is driven by a need to find the reason for his existence. Plagued by mysterious dreams, Yuki also possesses the strange ability to read the deepest, darkest thoughts of anyone he touches. As both the dreams and his powers intensify, there appears before him a beautiful young man named "Zess," whose face tugs on Yuki's memory... moreAbandoned as a baby and raised in an orphanage, the kind-hearted high-schooler Yuki Sakuragi is driven by a need to find the reason for his existence. Plagued by mysterious dreams, Yuki also possesses the strange ability to read the deepest, darkest thoughts of anyone he touches. As both the dreams and his powers intensify, there appears before him a beautiful young man named "Zess," whose face tugs on Yuki's memory. He warns Yuki not to venture outside on Walpurgis Night, the eve of the blood-red moon, which invites death. But when Yuki's compassion leads him to disobey Zess's order, has Yuki carelessly thrown his life away before he's even given himself the chance to find out the very reason for it? less

Welcomed into the arms of the Giou clan and the Zweilt, Yuki reaches out to his comrades even as he is drawn into their war with the darkness. But the demonic Duras continue to spread their malevolence around Yuki, and the members of his new family are not impervious either, as one of their own vanishes without a trace and yet another is cornered by a sudden ambush... moreWelcomed into the arms of the Giou clan and the Zweilt, Yuki reaches out to his comrades even as he is drawn into their war with the darkness. But the demonic Duras continue to spread their malevolence around Yuki, and the members of his new family are not impervious either, as one of their own vanishes without a trace and yet another is cornered by a sudden ambush. In the Zweilt, Yuki may well have found the long-sought-after place he belongs, but the enemy seems intent on stealing it out of his grasp forever.And when the shadowy figure of "Reiga," the nemesis of the Giou, finally steps into the light, will Yuki find himself utterly alone, crushed by the weight of the truth? less