Sajjad Golrangi (born 12.12.2001, Qom, Iran) is a singer, songwriter, musician, composer and actor. Sajjad started his career at a young age and with the establishment of MSG company in 2017, he officially entered the field of music and production. His nickname in cyberspace is "ssenc" and he is known as the creator of visual music. Music that plays with the human mind and has hidden messages. Most of his work in music and playing has been in continuous collaboration. These collaborations have been released in the form of several albums and singles.