Lauren je skrbna mama, ki mora poleg službe poskrbeti še za svojega sinčka Rileyja in odtujenega moža Jamesa. Ker ima polne roke dela, nujno potrebuje pomoč, zato je vesela, ko se sosed Owen ponudi, da bo pazil na Rileyja. Toda Lauren kmalu opazi, da se je njen sosed začel nenavadno obnašati in jo nadzirati. Lauren šokira odkritje, da je Owen neuravnovešen in je postal obseden z njo in Rileyjem. Se bo uspela rešiti iz njegovih krempljev?
Between working full-time, raising a young son, and trying to maintain a relationship with her detached husband, James, Lauren Bell desperately needs some help in watching her newborn, Riley. Thinking she's found the perfect solution, she hires her neighbor, Owen, to be their nanny. Owen is exactly what the Bells need and Lauren couldn't be happier. It isn't long, though, until Owen crosses the boundaries between hired help and man of the house. He begins spying on Lauren and drives a wedge between Lauren and James' already fragile marriage. As his unhealthy obsession with Riley and Lauren continues to grow, it's clear that he will stop at nothing to make sure his new family stays together forever.