S.I.S Spring Concert in Tokyo 2019
|Also known as||Serendipity in Stars|
|Origin||Seoul, South Korea|
|Labels||Double X Entertainment|
In 2017 all members participated in KBS's "The Unit Idol Rebooting Project" however only Anne, Gaeul and Sebin passed the audition stage. Sebin was eliminated at rank 55, Gaeul was eliminated at rank 39 and Anne was eliminated at rank 22.
Later on, Anne was shown as a back-up performer in UNB's Black Heart and was seen in performances with them alongside DIA's Jueun, former Beatwin member Jungha and IM's Hangyul. Hangyul and Jungha had participated in The Unit alongside Anne.
On 13th July, Double X Entertainment revealed "S.I.S will be promoting as a 4-member group with Minji, Gaeul, Anne and Sebin from now on.". Double X added on, "our contract with member Jihye recently came to an end[...]"Dal, on the other hand, will be taking a hiatus from her promotions due to personal reason.
- Minzy (민지) – Main Rapper, Main Dancer, Sub-Vocalist
- Gaeul (가을) – Sub-Vocalist
- Anne (앤) – Sub-Vocalist, Lead Dancer, Face of the Group
- Sebin (세빈) – Sub-Vocalist, Maknae
- J.Sun (지해) – leader, lead vocalist
- Dal (달) – Main Vocalist
|Title||Album details||Peak chart positions||Sales|
|I've Got a Feeling||25||*KOR: 1,000+|
|Always Be Your Girl||
|"I've Got a Feeling" (느낌이 와)||2017||—||I've Got a Feeling|
|"SAY YES" (응)||2018||—||SAY YES|
|"Always Be Your Girl" (너의 소녀가 되어줄게)||2019||—||non-album single|
|"Shalala" (샤랄라)||—||Legal High, Pt. 4 OST|
|"Don't Wait" (기다리지 말아요)||2020||TBA||non-album single|
|"—" denotes releases that did not chart.|
- "에스아이에스 프로필" (in Korean). Naver.
- "S.I.S, 데뷔 음반 '느낌이 와' 메들리 공개" (in Korean). Ten Asia. 2017-08-21.
- "Gaon Album Chart". Gaon Music Chart.
- "2017년 08월 Album Chart".