Kuroha to Nijisuke

Kuroha to Nijisuke summary:

Meet Yoiyami Kuroha, a black-haired beauty blessed with luck. While most people would associate luck with happiness, it leads Kuroha down the path of despair. Seeing her luck as nothing but a curse, she gets captured in the underground world of the yakuza. As she struggles to escape her accursed luck, she meets a boy riddled with misfortune.