Rainy Day is an emotional game with a cityscape in a rainy day as its stage.
A single male Skinny leads a busy life swamped with the work every day. No one can feel any composure in his life as he comes and goes to his company and home. It seems that he becomes a part of the company with his haggard face always looking exhausted.
Mr. Skinny finishes his work going on his way home exhausted today again. However, not having had time to take umbrella, he realizes that there is no one who would lend an umbrella to him.
A small episode is waiting for him who running on the street avoiding the rain recklessly.