For Taewon losing his belongings is a given! Forgetting his schedule ...Tae-won is anxious about early dementia and goes to a university hospital for a diagnosis of dementia. Noh Hongchul stopped by a regular gas station to get his car washed! Why did Hongchul's ears prick up while talking with someone at the gas station when he said he wasn't interested in marriage? Kwanggyu, chose Kangta as the most awkward member, visited Samseong-dong and met Kangta! They share secrets to get close. Will Kwanggyu and Kangta be able to get close? Defconn is collecting items for... a flea market in Seocho-dong!