XST.

M.FECT (엠펙트) (also known as XST (엑스트) for a while), is a 4-member boy group managed by PLUSWIN Entertainment. The lineup includes Mingun, Heejae, Boho and Jeil. Their debut took place on April 27th, 2015, under Midas Entertainment. On 14 May 2019, it was revealed that the members’ contracts expired and they decided to not renew the members' contracts with Midas Ent. Another profile detail is that For a year they continued with the name “MfecTable” in other countries except for Japan, due to the restriction of Midas Ent. Additional background says that in 2019, they changed their name to XST (pronounced like “Exit”). The profile also notes that in June 2022 they signed with PLUSWIN Entertainment and changed back the group name to M.FECT.