PAPA'S ASSASSIN. ~RYUUNOSUKE WA TONDE YUKU.~

Papa's Assassin. ~Ryuunosuke wa Tonde Yuku.~ summary:

An assassin is retiring after he finishes dodging bullets from his current assignment, all while fantasizing about his future leisurely life, when a strange woman throws a little boy down to him and begs him to, "Save this child!" 14 years later, instead of managing a fancy art gallery he's doing manual labor and raising an increasingly distant teenage boy but he's happy to provide a happy home for his new son until he realizes why Ryuunosuke has been acting so strangely....

An assassin is retiring after he finishes dodging bullets from his current assignment, all while fantasizing about his future leisurely life, when a strange woman throws a little boy down to him and begs him to, Save this child! 14 years later, inste