John Aster Groomed a vulnerable mother to obtain contact with my son 6 years old... It has been established that Aster as soon as entering the home of the mother and child deliberately caused Family members who were my sons carers to not have any contact with my son... This phone call was to ask John Aster why he wanted to be with my son alone behind closed doors... I do assume John Aster was grooming my son to have sex with............. Police and child protection are being briefed with evidence..............