현호(김성철)는 준영(김민재)이 자신에게 거짓말한 것을 알고 의심하기 시작한다. 한편 준영은 동윤(이유진)과 민성(배다빈)의 은밀한 대화를 엿듣게 되고, 상처받은 송아(박은빈)를 위해 어떤 곡을 연주하는데...
Song Ah and Joon Young get to know each other a little better. Joon Young, who usually expresses himself with music more than he does with words, actually starts to open up to Song Ah. And Song Ah also feels consoled from Joon Young's music and his presence. Meanwhile, Song Ah's birthday arrives, but Min Seong says she can't attend her party.