Six-year-old Nanami's mother has just died mysteriously. Both griefs stricken and scared for her future Nanami is surprised to find that she will be staying with an uncle she didn't even know existed. Blade is almost thirty and wants nothing more than to settle down and stabilize his on-again-off-again relationship with his almost-fiance Aiesha', however, his fast-paced, dangerous life and bad past makes it virtually impossible for that to happen. Now that he has the opportunity to lead a different life will he be able to leave the Yakuza a notorious Japanese gang? What will happen when their two worlds collide?