Something along the lines of "I'll still be offering refunds for the prior stuff I can't do now, too busy with work and stuff, hopefully when I come back one day I'll be in a better state of mind"
Don't expect her to come back though considering the double life she's leading, she's just keeping a door open incase that implodes.
Reminder not to get parasocial with content creators people, I learnt this lesson long long LONG ago, now it's more curiosity that drives me.