XX: Beautiful Hunter by Masaru Konuma

5.04

Shion, ruthless assassin for the Magnificat crime syndicate, is as sexy as she is deadly. But when her latest target turns out to be the man she loves, Shion is torn between duty and her heart. Her reluctance marks her for death by Magnificat, and her decision forces her into a life on the run, with her fellow assassins always a step behind.