When Nick Wychwood loses his wife Elise in a shocking accident, he is left to bring up their daughter Lucy on his own. Moving house gives them the fresh start that they need, where they can put tragedy behind them and forge new friendships.But Lucy, is fragile, vulnerable, easily led. When someone offers her their shoulder, their warmth and understanding, even love, she accepts, unquestioningly. But this \'someone\' is an online monster; dangerous, deceptive, manipulative - and patiently laying a deadly trap.As he uncovers the hideous truth of what happened to his beloved daughter, Nick vows to track down the person behind the screen. And when he succeeds, a devastating reckoning awaits...Set in the picturesque Cotswolds, Father\'s Day explores the power of paternal love, the evil of online trolling, and the morality of extrajudicial punishment. Father\'s Day; a day of vengeance.