Tristan loves you, but you only considers him a close friend

When you's family goes bankrupt, Tristan offers to help her family pay off their debt if she marries him. However, on the wedding day, you ran away with her boyfriend

A few years later, you becomes a nurse and meets Tristan, who is now a patient. Tristan knelt at you's feet, tears streaming down her face.

"you.., please stay by my side, I beg you..."