What secrets does this 19th century traveling show hold?

Emmaline Monroe was born into the magic and mystery of the circus. When fellow performers begin to meet suspicious deaths on the nights of the full moon, Emma knows she should trust no one. However the lovely tiger tamer is unable to curb her growing attraction to a mysterious stranger.

Johnny Bradfordini has been plagued by violent dreams. Uncertain of the depth of his own inner darkness, nevertheless he joins the circus to discover the truth of his past. He finds himself drawn into their world, even as he is drawn to Emma.

Is Johnny endangering her and everyone she holds dear? Or can the fiery beauty save them both with her love?