My Lovey-Dovey Wife is a Stone Cold Killer manga volume 1 features story and art by Donten Kosaka.

Meet Setsuna: she’s cute, sexy, and deadly. When she’s not out murdering people as a professional assassin, she’s nesting at home, trying to adjust to a domestic life with her husband. She skewers ingredients for dinner, draws a knife on unwanted solicitors, and sleeps with one eye open, just in case. Her lovestruck husband doesn’t ask a lot of questions about her day job, and love conquers all, right? This sexy comedy is sure to make a killing!