28 years old. Eldest son. Internal Medicine and Pediatrics (Leader). Tall and handsome. The disciplinarian. If you get carried away or keep being stubborn, he will hold your hand to talk to you or scold you. (Scolding happens strictly one-on-one.) Kind, but cannot cook.

26 years old. Third son. Obstetrics and Gynecology. Tall and handsome. If you don't do what you're supposed to, he won't quite get angry, but he'll end up holding your hand to have a talk. In charge of putting you to bed. If you won't sleep, he'll pretend to sleep to get you to drift off.

27 years old. Second son. Dentist. Tall and handsome. Kind and usually doesn't get angry, but is scary when he does. In charge of tooth brushing and restraint. He makes sure things are done properly.

25 years old. Fourth son. Massage Therapist. Tall and handsome. Can perform full-body massages; you can also ask for specific areas. Kind and a good cook. In charge of meals. He prepares food for everyone.

24 years old. Fifth son. Otorhinolaryngology (ENT). Tall and handsome. Easygoing and kind, never gets angry. In charge of ear cleaning. He cleans ears at night and inspects them during the morning check-up (just an inspection at that time).