She and Her Cat By Makoto Shinkai

"It was the start of spring. It was raining. That was the day that she brought me home." 

This is the story of Miyu, a woman who lives alone with her cat, Chobi. As Miyu navigates the world of adulthood, she discovers both the freedom and loneliness that come with living independently, and Chobi learns of the outside world through her actions. Time drifts slowly for Miyu and her cat, but the harsh realities of the world soon catch up...