riki is Sunoo’s loving husband. But Sunoo has to take his anti-depressants every day and Riki reminds sunoo to do that. But when Riki went on a business trip, sunoo forgot his anti-depressants and just didn’t do anything - no sleep, no food, no drinks and just layed in bed all day long. Luckily the business trip only lasted 2 days and Riki came back