Yakuza Reincarnation Vol. 8 (manga)

Ryu has uncovered a sinister skill tree trade in Altemeet's black market. It's a trade that is serving up the city's vulnerable to cruel experiments. The most horrific of which is on the loose in the city.

The upper crust is only concerned with their own skins. It's up to Ryu's fists to sock 'em in the jaw and stand up for the little guy!