Akira Takizawa wakes up naked outside the White House with no memory, holding only a handgun and a phone loaded with 8.2 billion yen in digital credit. Saki Morimi, a Japanese college student on a graduation trip, stumbles into him and gets pulled into a lethal game. Twelve strangers called Seleção have each been given ten billion yen and a concierge named Juiz, with orders to save Japan or face elimination.