In the Tall Grass (2019)
In the synopsis of tall grass
In the great grass inseparable brothers and sisters who were dead 19 months apart. Becky discovers she is pregnant in her second year of college, prompting her parents to suggest that she live with her aunt and uncle until the baby is born and that Cal comes with her since the spring . During their journey, the brothers and sisters visit a number of tourist destinations, including the largest ball of string in the world, before meeting a vast field where they hear a boy named Tobin calling for help. The twins decide to enter the field to help the young Tobin, but soon realize that they can leave.