Family pressure turns Sun and Bay into rivals, even as Bay struggles to see him as an enemy.

Bay's unexpected kindness turns a fierce rivalry with Sun into the beginning of something more.

A looming match and family feud take a back seat when Sun discovers Bay is sick and rushes to his side.

Bay's growing concern leaves Sun questioning whether their friendship is becoming something more.

As Bay boldly pursues Sun at a secret tennis camp, Sun struggles to understand the feelings growing between them.

Bay asks Sun to make their growing romance official, but Sun hesitates as they fear their fathers discovering the truth.

Now officially a couple, Sun and Bay secretly share a dorm room while hiding their romance from their fathers.

Bay chooses Sun over studying abroad, while Sun’s father takes him in and helps protect their relationship.

As Bay and Sun pursue their dreams, Sun must choose between staying with Bay or competing for the national team.