who we've learned kept her in the dark about his affair, even though the team busted him months ago.

We're told Ime knew way back in July the team was aware of the affair, and was launching an investigation.

"The outpouring of love and support from family, friends and the community during this difficult time means so much to me.

In response, Ime said, "I want to apologize to our players, fans, the entire Celtics organization, and my family for letting them down.