Natsumi Nanase

Rubber Jack, a Big Apple-based Japanese thief in debt to mobsters, robs a convenience store and winds up with money from a major bank heist. With the help of bartender Cash, a mercenary buddy who first betrays him and then saves his neck, he tracks the source of the bills to Key West, Florida, and the two head south in search of a mysterious woman named Sunny. Meanwhile the mob has caught the whiff of a $2 million payday and is hot on their trail. (Amazon)

Minoru falls ill with a heart ailment, but luckily finds a donor and undergoes a transplant. However, after he married his co-worker and had a child, he discovered that the blood infusion received during his transplant was contaminated with HIV.