Kang Ye Seo is a South Korean actress and singer managed by 143 Entertainment. She debuted in MBC's 2010 series, Golden Fish. She was a member of a kid girl group, CutieL, until disbanding in 2017. Kang is a former member of the girl group Busters, which she joined in 2019 and officially left in July 2020. In 2021, she joined Mnet's idol program Girls Planet 999 with fellow labelmate, Sakamoto Mashiro. She placed 6th in the program and debuted in the name of Kep1er. On September 21, 2023, WAKEONE and SWING Entertainment announced that Yeseo would temporarily sit out activities due to health. (Source: Kprofiles) Watch drama online for free.