Forty-year-old detective Eiji Kirisame investigates a crime with a silent high school witness, Tsugumi Kuchinashi, whose doodles hold clues. The case takes a bizarre turn when her final drawing reveals an unexpected marriage proposal.

Eiji Kirisame, a seasoned detective, faces his most unusual challenge yet when piecing together a crime from the cryptic drawings of Tsugumi Kuchinashi. Despite her silence, Tsugumi's artwork becomes the only lead, forcing Eiji to decipher her unique perspective page by page.

What begins as a straightforward mystery evolves into a surprising romance as Eiji uncovers an audacious, personal question amidst the case files. A Pen, Handcuffs, and a Common-Law Marriage explores a comedic, heartfelt, and puzzling connection between an investigator and his most peculiar witness.

Detective Eiji Kirisame deciphers silent witness Tsugumi Kuchinashi's crime doodles. The mystery takes a comedic, romantic turn when her final drawing is a marriage proposal in A Pen, Handcuffs, and a Common-Law Marriage.

A Pen, Handcuffs, and a Common-Law Marriage, Eiji Kirisame, Tsugumi Kuchinashi, Detective, Silent Witness, Mystery, Comedy, Romance, Marriage Proposal, Read Manga Online