Kana Sakurai (Akane Hotta) attends a matchmaking party hoping to find her lifelong partner, but quickly discovers something sinister beneath the surface. When a mysterious partygoer warns her that nine out of ten men are hiding their true identities, Kana becomes determined to uncover the truth behind their elaborate lies. Approached by ten different men, she methodically investigates each one, searching not just for potential romance, but for genuine connection. As she delves deeper into their backgrounds, Kana must navigate a complex web of deception to find the one man who might truly be her soulmate. Will her quest for honesty lead her to love, or expose dangerous secrets? Based on the 2015 mobile game app by Voltage Inc, this is a 2019 Japanese mystery romance film directed by Jiro Nagae.