Tensei Hoikushi Assassin Sasaki-san

Sasaki was once a deadly hitman, but fate has granted him an unexpected second chance at life. Reincarnated into the role of an adorable nursery teacher, he has finally found his true calling. For someone who genuinely adores children, working in a daycare is nothing short of paradise, offering him the peaceful and fulfilling existence he always desired. However, this idyllic new life is soon threatened by dark forces. Sinister hands begin reaching toward the nursery, bringing danger directly to the doorstep of the innocent children Sasaki holds so dear. The shadows of his past world seem to bleed into his present reality, testing the limits of his newfound peace. Now, the former assassin must draw upon his lethal expertise for a noble cause. Driven by an unwavering devotion to his young charges, Sasaki transforms back into the formidable protector he was born to be. He will stop at nothing to shield the children from harm, vowing to eliminate any threat that dares to endanger their sanctuary. At all costs, the little ones must be kept safe.