Jeonghwan Lee
About
Gender: Male
Relationship: Suah Lee (daughter), Bamsoon Kim (mother), Biksoon Kim (aunt)
Job: Translator
It was later revealed that he is Suah's uncle, not biological father. The reason he take care of Suah as his daughter because he felt guilty for his sister's death, Jeonghye Lee. Her sister was Suah's biological mother.