That woman is “Yotaka.” Once renowned in the underworld as the strongest assassin, she is now a nicotine-addicted, alcohol-soaked 33-year-old (unlucky age and all). She lives in a rundown apartment, fully enjoying her unemployed lifestyle♪ But one day, her former junior from her assassin days shows up with an offer for her to return to the business…!! Will Yotaka rise once more and reclaim her place on the battlefield!? Go, Yotaka-san!!!