Mega Monster (Korean: 메가몬스터; RR: Megamonseuteo) is a South Korean TV series production company and a subsidiary of Kakao Entertainment. The company was founded in 2014 as Story Plant by and , and was a subsidiary of CJ E&M (known now as CJ ENM). In 2017, it was fully acquired by Kakao Entertainment's predecessor Kakao M. Since then, a portion of the stake has been acquired by KakaoPage Corp. (another predecessor of Kakao Entertainment) and Studio Dragon, a subsidiary of CJ Group.