My Perfect Enemy Is Finally Broke

My Perfect Enemy Is Finally Broke summary:

When he woke up, Ji Ran, the son of a rich second generation, found himself lying beside his arch-nemesis from his school days. Qin Man! Despite reluctantly agreeing to a sponsorship agreement with the green tea black belly enemy, Ji Ran finds his lonely and stubborn heart gradually melting by the occasional tenderness displayed by Qin Man. Behing the facade of a sponsorship agreement lies a decade-long unrequited love.