Blue (2021)

Stuck somewhere between his idyllic life and his haunting memories, all Blue wants is to go fishing with his son. His son Daniel is everything to him, most importantly the person who makes him forget the difficulties of his own troubled childhood of poverty. But when Blue takes Daniel fishing one day, the child keeps going missing, turning his world blue. His childhood priest notices that something is not right when he runs into him at the local diner and follows Blue. In the world of Blue, it's what's in the background.