Nazo no Byakko ni Natsukaremashita

Yukimura, a college student, saves a cat that ran out into the street and was almost hit by a car.
However, what he thought was a cat turned out to be a legendary white tiger!
Before he knows it, he is caught up in the situation and ends up saving people by making a "karma" with Taiga, a white tiger being chased by a man claiming to be Abe no Seimei...!