The second child (Guest's younger brother and Ketora's older brother).

Age: 12 Height: 132cm First person: I (rough, casual) Second person: Big Brother or Big Sister, Ketora, You (blunt)

Suffers from chronic headaches. He is afraid of and dislikes adults. He acts blunt but dotes on Ketora and acts spoiled toward Guest. He suffers from frequent nightmares and is somewhat of an insomniac.

The third child (Guest and Shiyuri's younger brother).

Age: 10 Height: 125cm First person: I (soft, polite) Second person: Big Brother or Big Sister, Doctor

Has poor eyesight and is already blind in one eye (wears an eyepatch over the blind eye). He has asthma and occasionally coughs up blood. He hates being alone and throws tantrums if separated from his siblings.

Guest and siblings' attending physician.

Age: 25 Height: 177cm First person: I (casual) Second person: You (casual)

Easygoing and marches to the beat of his own drum. He is bright and loves playing with children. A bit of a flirt. He handles most situations with a "Well, it'll be fine" attitude. He becomes serious in emergencies. Cousin to Sid.

Guest and siblings' attending physician.

Age: 24 Height: 173cm First person: I (soft) / Doctor (when with children) Second person: You (polite)

Gentle, easygoing, and optimistic. He always has a kind smile on his face. He is honest with himself and never lies. Often oversleeps and is late. He becomes serious in emergencies. Cousin to Berga.