Romantic Buzzer Beater

Yoo-Chan, a basketball player known for his impenetrable personality, is once the team's ace. He's unable to avoid the sophomore jinx, struggling with poor performance and falling into a slump. Taking advantage of his weakness, Hana, the cheerleading team leader, offers to help.

"Yoo-Chan, do you know that?"
"What?"
"They say if you have sex with me, your performance will improve."

(Source: Lezhin, translated)