Happy Kanako's Killer Life (Colored) summary: Kanako Nishino, a girl with a soft heart and affinity for animal puns, departed her advertising agency job due to continuous mistreatment. During her job hunt, a surprising opportunity arose at a new company. However, upon investigation, she discovered the company was an assassins' group, which she impressively aced the admission test for. With excitement, Kanako begins her thrilling, new journey as a skilled assassin.