Alice in Murderland Vol 1

Now! Let the "Mad Tea Party" begin! The Kuonji clan, owner of one of the world's top conglomerates, has a tradition: Once a month, family members attend a "Mad Tea Party." But at the latest gathering, the nine Kuonji siblings in attendance are shocked to hear a pronouncement issue from the lips of their mother, Olga- "I'd like you children to now fight one another to the death!"As chaos erupts, Stella, the fourth daughter, loses all reason, and suddenly a whole new Stella, complete with blonde hair and blue dress, comes out to play-!!

Source: Yen Press