The family members are tired of Joon-ha farting anytime and anywhere. Unlike the rest of the family members who complain to Joon-ha about it, Mun-hee worries that there might be something wrong with Joon-ha judging from the unusual smell. Meanwhile, Min-ho hurts his leg while riding a bike. Hae-mi gets Yoon-ho to carry Min-ho back home. Yoon-ho, in need of money, demands for compensation.