Btooom! summary: Despite being known as a slacker in his day-to-day life, Ryouta Sakamoto dominates in the explosive virtual game Btooom!, ranking 10th on the global leaderboard. However, his excitement is short-lived when he discovers he and a group of others, including the alluring Himiko and real estate agent Kiyoshi Taira, have been forcibly brought to a remote island to play a deadly, real-life version of the game. The bombs he once tossed around as a player are now lethal weapons, and Ryouta must gather the courage to survive and defeat seven other competitors if he hopes to leave the island alive.