Deadly Gamble. Tokyo Nights, #2

Hisato cheated death and found love. Now he's on the hardest undercover assignment of his life. Returning to life as a detective was never going to be easy for Hisato Shibata. Caught between two worlds, he needs to balance keeping Ogawa out of jail with still upholding the law. But with his partner's interest in Ogawa bordering on obsession. a dangerous one at that, the scales are teetering. Add in a couple of murders, some financial crimes, and a yakuza boss-or two-who want Ogawa and Hisato out of the way.something has to give. Can Hisato's relationship with his lovers survive the stress? Or will it all fall apart. Deadly Gamble is the second book in the Tokyo Nights Trilogy that features an undercover cop whose assignment goes wrong in all the best ways, a genderqueer host who will do whatever is needed to protect his lovers, a yakuza ward boss with his eyes on the top prize and his best friend who is hesitant to trust the new member fo their relationship.
Add in a gang conflict and things are bound to get a little...bloody.