S1·E73 Episode 73

YIM has received a painting from his biological mother, MIA. He thinks it is because his birthday is around the corner, but the present is for his securing a place at the university. YIM has done something wrong. PROFESSOR KING makes him clean the music room as a punishment. SUM hopes that PROFESSOR KING would let YIM off but he will not. YIM’s classmate tells him a woman has come looking for him. It is MIA, his biological mother. SUM and MIA celebrate YIM’s birthday together. YIM like the trendy clothes MIA has brought him very much. YIM is meeting up with his girlfriend. MIA tells him to put on some lip balm to ensure an even better kissing. Looking at how good MIA is at pleasing MIA, SUM is jealous.