Why did my husband have to cheat on me with the same woman twice

by Mandy
(Halifax)

id just had my 3rd baby in 2001 and my child was born may. on the ist sept my husband said he needed to get a way to my horror hed been having an affair with my parents neighbour. he turned his back on his 3 babies at the time and went of with a women that had 3 kids of her own. he left me twice for her and after 11 years ive still not got to the bottom of it hes told me he never slept with her and i thought what ever. then in 2001 i caught him going on dating sites and phoning and texting women my world is destroyed i dont love him anymore and i dont want to be with him