The Cave (2022)

The boy longs for his father's affection, but his father is only interested in fishing. One day, his father dies of pneumonia, and the boy's sense of loss turns into an obsession with his father's belongings. In the imaginary cave, he curses on his father’s relatives who took his father’s bike and fishing rods, and succeeds in revenge. But the curse begins to eat the boy's soul…

Unfortunately the movie The Cave is not yet available on HBO Max.