On July 10, 2023, Grid Entertainment announced that Thai actor Yorch had signed an exclusive contract with them.
[4][5] Prior to joining the group, Yorch was an active actor in Thailand who appeared on multiple television series.
He was also a part of what was widely rumored to be Big Hit Music's upcoming boy group with the tentative name Trainee A.
[12] The group made their official broadcast debut on music program M Countdown on September 14.
[18] On October 10, Grid announced that Pow's second EP title would be Boyfriend and the lead track of the same name, which is a remake of Avril Lavigne's "Girlfriend".