After the death of his Mother & her lover Patrick (Robert Thompson) falls into a coma. Three years later & he is being looked after by young nurse Kathy Jacquard (Susan Penhaligon) who has just separated form her husband (Rod Mullinar). Patrick never speaks moves or has any traceable brain activity at all. As Kathy talks with a fellow nurse in front of Patrick about her personal life & thoughts strange things start to happen. A neurosurgeon named Brian Wright (Bruce Barry) mysteriously almost drowns in his swimming pool after coming on to Kathy her flat is vandalised her ex Ed burns his hands after making her a casserole her typewriter starts to write on its own & Patrick starts to communicate with her by making a spitting noise. Kathy is convinced that Patrick has telepathic powers which he has developed over the years he has been confined to a hospital bed. Although so far he always seems to be looking out for the young nurse how long before his affection turns to a dangerous obsession...?