Kakegurui Compulsive Gambler (Manga) Vol 17 (Mature)

The Jabami family, extending from the Momobami family, was once in the business of gambling. The elder sister, Souko, and the younger, Yumeko, lost their parents when they were young. Under their aunt, Tsugiko, their days were quiet and blissful. However, that peace was broken...by the Jabamis' powerful compulsion for gambling coursing through their veins! Yen Press
(W) Homura Kawamoto (A) Toru Naomura