Aya Mikage is the main character
and she's being possesed by Ceres.
She has a twin brother named Aki.

Suzumi is a descendant of a tennyo,
but her powers don't match Aya's. She
sends Yuhi to protect Aya.

Yuhi Aogiri acts before he thinks. He
eventually falls in love with Aya and he's
Toya's complete opposite.

Chidori Kuruma is 16 but she looks younger.
She's a tennyo descendant and has special powers.
She's got a younger brother name Shota and
she likes Yuhi.

Aki Mikage is Aya's twin brother and is also
possesed by the fisherman. He loves his sister,
but when his other ego takes over, he's not so
loving.

Toya saved Aya but works for the Mikage's. Aya's
the only one that can get through to him. He
works for Mikage because they said they could
retrieve his lost memory.