The hottest sports romance between Park Tae-yang, a passionate professional badminton player, and Park Tae-joon, who treats playing badminton as a job!
Badminton genius Tae-yang returns to the courts after 3 years, while Tae-joon decides to retire.
As Tae-joon joins team Yunis, Tae-yang asks him to become her partner as no one else wants to.
Tae-yang and Tae-joon become mixed doubles partners, and they're forced to play in a small tournament.
Tae-joon changes his mind and heads to Wando. The Park twins are on a roll with a special strategy.
Tae-yang decides to switch teams, disappointing Tae-joon. Tae-joon confesses his feelings to her.
Tae-yang returns to Yunis. The Park twins reaffirm their love and secretly start going out together.
Tae-yang didn't congratulate Tae-joon on being chosen. They head to the sea, and Tae-joon hears a secret.
Tae-joon struggles to play after hearing Tae-yang's confession. He can't par up to Jung-hwan's skills.
Tae-joon leads Jung-hwan and the team to victory. Tae-joon also finds he is growing fonder of Tae-yang.
Tae-yang is stuck in a slump, so she trains her body harder. Tae-joon keeps the secrets to himself.
Tae-yang decides to put her career on the line and confess, but Tae-joon reveals his secret to Tae-yang.
Tae-yang thinks it is for the best that she leave for Tae-joon and the team. She decides to break up with Tae-joon.
Things get awkward between Tae-yang and Tae-joon. Tae-yang hopes to remain friends, but Tae-joon gives her the cold shoulder.
Although they've broken up, Tae-yang worries over Tae-joon's physical therapy. Meanwhile, a rumor that the two are still going out spreads.
Tae-joon offers to participate in the match together, which Tae-yang ponders over. She musters up the courage and agrees to be his partner.
Tae-yang wants to forfeit the final match of the tournament in order to save Tae-joon from further injuring his knee, but Tae-joon is determined to play.
