Sorn (Hangul: 손) or Chonnasorn Sajakul (Thai: ชลนสร สัจจกุล) was born on November 18, 1996 (age 20) in Thailand. She is the lead vocalist of the group. She graduated at Korea Kent Foreign School. She can speak 4 languages; Korean, English, Mandarin Chinese and Thai. She is the first winner of the competition K-Pop Star Hunt.