After staying silent for a while, the Netizens thought that SM Entertainment would be stopping the debut of SOS. SM Entertainment revealed the 6th member already but weeks have passed and the 7th member wasn't announced yet. The netizens was bugging lately and as an answer, SM Entertainment shocked the netizens by introducing the 6 members simultaneously through a performance in Inkigayo. The girl's sang We Were In Love which impressed the audience because of their vocal ranges and rapping skills.

The Members were:

(Minkyung)

Name: Yue Xuyun

Stage Name: Jade

Birthdate: August 28, 1994

Persona: The Lawyer

Group: SOS-M

Position: Main Rapper, Lead Vocalist

(Hwayoung)

Name: Yong So Ah

Stage Name: So Ah

Birthdate: October 10, 1995

Persona: The Cold Winter

Group: SOS-K

Position: Main Rapper, Vocalist, Dancer

(Haeri)

Name: Yan Soo Yun

Stage Name: Aria

Birthdate: April 5, 1996

Persona: The Moonlit Angel

Group: SOS-M

Position: Main Vocalist, Lead Dancer

(Hyomin)

Name: Kim Sarang

Stage Name: Arianna

Birthdate: June 1, 1992

Persona: Fashion Queen

Group: SOS-K

Position: Main Vocalist, Lead Rapper

(Jiyeon)

Name: Jung Lina

Stage Name: Lina

Birthdate: October 15

Persona: Special Snowflake

Group: SOS-M

Position: Rapper, Lead Dancer, Vocalist

(Soyeon)

Name: Christina Seo Hana

Stage Name: Hana

Birthdate: October 10, 1993

Persona: Miss Prodigy

Group: SOS-K

Position: Main Vocalist, Dancer

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Congrats to the members! :)

Sorry for those who are not chosen. But don't worry, I would use you as cameo's or other important roles^^