When Jenny, a concert violinist, moves to an atmospheric old house in Blackheath, it seems like the answer to her prayers after grubby house shares and a broken relationship. The eccentric owner, Bridget, is keen to share her house with like-minded artists so also living there is Jonah – charismatic, volatile and pursuing a career in acting. But his traumatic past continues to dog him, both a curse and a blessing as his edgy persona gains traction in the acting world.Jenny is herself battling demons; unable to speak after a catastrophic incident when she was a teenager, she is reliant on strong painkillers to dull the constant pain. Gradually, an insidious addiction takes hold and Jenny's life spirals out of control. A malevolent energy has gripped the house and Jenny, Jonah and Bridget find themselves battling to save not only their sanity, but also their lives…