On the 4th, Whynot Media announced that the OST "100 Percent" sung by WJSN Seol-ah and Yoo Yeon-jung will be released on the same day.
"100 percent" of the synth-pop genre with refreshing sound depicts the romance of Kim Yeon-du (played by Lee Eun-jae) and Ji Hyun-ho (played by Kang Yul), who started college life in "Best Mistake 3."
Seol-ah and Yoo Yeon-jeong's unique tones and attractive falsetto upgrade the sweet atmosphere of the song. In particular, the lyrics with fresh melody and honest heart make the love line stand out even more in the play. It was inserted from the end of the first episode and captivated viewers' ears.
100 percent, which Seol-A and Yoo Yeon-jung participated in, will be released on various music sites at 6 p.m. today (4th).
On the other hand, "Best Mistake 3" is a youth growth romance in which characters who were classified as Iljin due to someone's prejudice became college students and made a new start. It is released every Tuesday and Thursday at 6 p.m. on YouTube channel "KOK TV." It is being aired simultaneously on ABEMA TV and VIKI overseas.