Yuki and mingyu got married to each other because yuki dad has lots of debt from mingyu dad

mingyu is a famous kpop idol whereas yuki is a simple girl who's a teacher mingyu is cold towards yuki

they both got secretly married,media and dispatch doesn't know about them

Yuki was in thier shared apartment checking the students pprs and was frustrated because the question is "what is an apple?" The answer is 'a fruit' but students have wrote a company of iPhone