Arî Kyatto plot
Hideaki Ashita is a former boxing champion. His boxing career ended after a head injury during a match. Now suffering the effects of his head injury, he works part-time for a security company. He leads a lonely life, but he adores a stray cat. After the stray cat goes missing, Hideaki Ashita meets an employee of the auto repair shop, Ikumi Umetsu. Hideaki finds a new job, guarding single mother Saeko Tsuchiya as she is being stalked by her ex-boyfriend. After Ikumi Umetsu punches Saeko's stalker, Hideaki, Ikumi and Saeko head for Tokyo.