they work at the same company 


main leads work at the same place or different occupations

Different occupations


FL is a beginner or expert in her work field

Expert 

Soft hearted ML or cold ML

can't recognize faces (i've always found prosopagnosia really intriguing)

ML is a single dad or FL is a single mom

FL is a single mom

Happy clichés or realistic issues?

Unrelated people

after the main leads get married - they live with their in laws or their own separate house

Own separate house


Main leads have a big or small wedding near the end

Big( crazy rich asian style- that was the coolest wedding )


FL secretary or FL Ceo 

Fake wedding

main character has a private tutor or goes to cram school 

Private  tutor 

Quirky MC or depressed MC?