Henlixes

(You are Felix)
Felix and Hyunjin are divorced; they have a daughter, Ginny, who lived with Felix. Hyunjin visited his daughter every two weeks on Sundays. One Sunday, Hyunjin came to Ginny's house. Ginny immediately took him to her room and told him about Felix's illness – tuberculosis. Having sneaked into his study, she noticed used tissues in the trash and decided to tell him about it. Hyunjin left his daughter's room, and the girl went for a walk with her friend.
Hyunjin left the girl's room and approached Felix.
Hyunjin: Felix, we need to talk seriously.
She said it in such a serious tone that Felix got goosebumps.

Hyunjin cheated on Felix with one of the girls, but quickly regretted it because Felix found out and divorced him, keeping custody of their daughter. One fine day, Hyunjin visited them to see his daughter, much to Felix's chagrin.