Hi just wondered if anyone had any advice I'm 25 and had been with my ex 3 years he is not dad to my son but has raised him as he doesn't see his dad ...at the weekend he left me for an 18 year old which has broke me I feel like I have lost my best friend I just don't no what to do he came back yesterday for an hour gave me false hope and went again and has blocked me on everythin how do I move on from this I'm broken