Sunflower's Friend (2022)

A robot is trying to keep a sunflower alive through different attempts but always comes out unsuccessful. His attempts get more and more desperate as all he wants is to make the sunflower see the sun. It goes to the absolute extreme and flies to the sun. In the end, the robot is an imaginary representation of a kid sitting on his bed ending a one-sided friendship.

Unfortunately the movie Sunflower's Friend is not yet available on HBO Max.