A slot machine of the present invention comprises: a symbol display device capable of rearranging a plurality of symbols, and a controller programmed to conduct processing of (A) executing a game in which, after game media in number equal to or less than a predetermined maximum number of BETs are bet, the plurality of symbols are rearranged by the symbol display device, and game media in number according to the arranged symbols or combinations are paid out; (B) shifting a mode from a non-insurance mode to an insurance mode on condition that a predetermined number of game media is inserted; (C) counting the number of games played after shifting to the insurance mode, in the insurance mode; (D) paying out a predetermined number of game media when the number of games counted in the processing (C) reaches a specific number; (E) clearing the number of games counted in the processing (C) and also shifting the mode from the insurance mode to the non-insurance mode, when a game ending condition which enables a player to figure out that the game has ended is established; and (F) upon execution of the processing (E), clearing the number of games counted in the processing (C) and causing the output device to output a sound or an image for notifying the player that the mode has been shifted from the insurance mode to the non-insurance mode.