Who killed Fraser? Morgan Roscoe

As you know Fraser black was killed of hollyoaks and there were many people to blame but who really killed Fraser Black? Was it lucas' dad Freddie Roscoe who is 28 years old or his 30 year old uncle Joe Roscoe? Ds Thorpe believes Joe is responsible but who really murders there step dad? Lucas Roscoe is 14 years old and is the son of Frederick Roscoe and the first grandchild of Sandy Roscoe. He has his trouble times but truly on the Inside he is a vulnerable young boy who lives with his dad, his uncles and his grandmother. He is the only child of Freddie and has the whole Roscoe family wrapped around his little finger. But what does he do when all the attention is on a dead man? and his uncles secret vendetta...