Hmmm, right now, he might be quite right that he doesn't deserve you if he is being unfaithful and chaotic and hurting you.

When in doubt, do nothing is often the advice here.

Me: 53 H:38
T:20 M:14
BD ILYB etc 10/15, H diagnosed severe depression
S 1/16
PA 4/16
H filed 1/17