This reminded the movie Ikiru (いきる), basically a elder discovered he will die and after some time he finds a purpose to its meaningless life, transform a wastel

This reminded the movie Ikiru (いきる), basically a elder discovered he will die and after some time he finds a purpose to its meaningless life, transform a wasteland into a playground. All these stories have one thing in common: be obsessed with something that will improve other people's life.