Crash Course in Romance S01E14 - Chapter 14: Find the Unique Solution

Nam Haeng-seon's daughter is hospitalized and underwent surgery successfully, but is in coma. Unexpectedly, her real mother appears though it is obvious her interest is only in getting some of Chi-yeol's money. Chi-yeol is setting a trap for his assistant and pretending like everything's normal so he can follow him and find out where he lives.