Jang Geun-seok from ‘Marry Me, Mary!’ suddenly became lame

Right before the last episode, Kang Moo-keyol (Jang Geun-seok) suddenly became lame. On the 15th episode of 'Marry Me, Mary', Kang Moo-kyeol started to question the relationship between Jeong-in (Kim Jae-wook) and Mary (Moon Geun-yeong). Since both Moo-kyeol and Jeong-in compete each other throughout the drama due to their double marriage condition, Moo-kyeol's change is [...]