Jessica于4月18日生日当天发表新曲《因为是春天》。

Jessica携满带春日香气的新曲回归。《因为是春天》是一首与温暖的春日相得益彰的曲子。温柔的钢琴旋律、充满悸动的歌词、Jessica极具魅力的音色共同构成了这首Pop Ballad曲。继迷你二辑主打歌"Wonderland"后再次亲自参与作词，使作品的完成度更上一层，用饱含陷入爱情少女之心的歌词，谱写全新的春日颂。

Lyrics by Jessica Jung, Jay Kim

Composed by 서정진, Keeproots, Fascinating, 황준익

Arranged by서정진, Keeproots, Fascinating

Piano by 황준익, 서정진

Guitar by 정수완

Bass by 최훈

Chorus by 강태우

Recorded by 심강선 @ U Productions

Mixed by 조준성 @ W Sound

Mastered by 권남우 @ JFS Mastering