Angel Di'Givani, an orphan with a troubled past, found sanctuary in her foster support officer, Sarah Braun - her very own guardian angel. When Sarah dies, Angel is alone, no longer able to feel the love and kindness of her mother figure. A year on from her death, Angel finds herself at another funeral - Sarah's husband. However, Angel is not alone in this suffering, Adam - Sarah's son - also feels the absence of his mother. Reunited in their mutual affection for their lost mother figure, Adam and Angel go on a journey of healing and discovery.

Now a lawyer, Angel becomes entangled in solving the case of the Artist Strangler. A case in which she and Adam are inextricably intertwined. However, the case isn't all it seems; the unsolved crime makes Angel question those closest to her, doubting even those she loves. Will Angel discover the identity of the Artist Strangler? and is the truth truly worth the pain it will uncover? In any case, Angel will need a guardian angel to guide her way.