>>55554225He was clearly ego tripping hard after Myths success, which happened despite him. So he diverted a lot of resources to his own ego project of Omega, trying to normalise cross gender integration so he could play ENs A-Chan as a guy.
In the end someone got Cover to take a closer look at things. Sep 22 last tweet, January 23 the girls were in Japan, February 23 Yagoo announced he started sitting in on the EN management meetings, April 23 Omega got unpersoned by Cover. There are a lot of other things happening in that time frame (Ina vanishing), but given comments after February 23 about there having been big changed in management makes it pretty clear he fucked around and finally found out.