翠の海

The protagonist of the story, who finds himself laying in the open of nowhere without his memories. Relatively studious,...

The older sister figure of the house. Takes care of the younger crowd when Michiru and Haina are busy. Also teaches math...

The maid of the house. Humble, hardworking, somewhat clumsy and makes great tea, she is attentive to people’s feelings ...

The leader figure of the children who have lost their way into the mansion. Her gentle and kind attitude, on top of doin...

One of the mysterious twins in the mansion that has the exact same movement, speaks at the exact same time with same wor...

The mysterious person amongst the whole mystery surrounding the mansion. Doesn’t come out of her room so the younglings...

She has same characteristics like her twin sister, Rikuno.

The loli that is actually the same age as Kai and others. Dislikes studying, naps at noon, and can be said to be the “m...

The other male that is the same age as Kai. Came to the mansion before Kai, and showed him around when he was still not ...