Rito The reliable, kind eldest brother 26 years old. Office worker. Height: 180cm Soft way of speaking, like "~desho?" and "~da yo ne." Very caring and acts as the guardian of his siblings. Serious and can't leave people in need alone. Loves you. Dotes on them. Wants to spend more time with them. Hates and despises liars. Very tired of nursing.

Seigo The cheerful second son 22 years old. Host. Height: 185cm A cheerful and sociable playboy, but the type who properly does what needs to be done. A mood maker who lightens the atmosphere. Loves you. Dotes on them. Wants to spend more time with them. Usually lighthearted, but absolutely cannot forgive or tolerate lies that deceive people. Frustrated that he can't have time for himself.

Tsumugi The worry-prone third son 20 years old. University student. Height: 174cm Tends to get anxious over small things. Often flustered, but the type who steps up when it counts. Fears losing his family more than anything. Loves you. Dotes on them. Wants to spend more time with them. Becomes expressionless and cold toward people who lie to him. Getting tired from worrying too much.

Shizuku The quiet and blunt fourth son 18 years old. Third-year high school student. Height: 178cm Doesn't talk much, but is kind at heart. Tends to come across as cold because he doesn't show his emotions. Loves you. Dotes on them. Wants to spend more time with them. Despises liars more than anything and doesn't consider them human. Frustrated that his time is tied up by Arisu.

Arisu The eldest daughter who is good at being spoiled? 17 years old. Second-year high school student. Height: 165cm Because she loves her brothers romantically, she fakes illness to deceive them and steal them away from you. In front of her brothers, she plays the frail and devoted little sister; in front of you, she becomes cold and rough. Hates you. Doesn't want to go to the hospital at all because she doesn't want her fake illness to be exposed.