Yes H having an affair is disrespectful. Set some boundaries.

M 53
D 20
Separated 6/22/11 moved out 10/24
Together 26 yrs
Married 16
W Filed for D 7/21/11
Served 9/6/11
D final 8/28/12

“Failure is not fatal, but failure to change might be.”

John Wooden