Synopsis

A string of misfortune plagued Nobita, prompting Doraemon to offer him a peculiar device. It fired crimson projectiles – though, in truth, these were bursts of light intended to bring good fortune, while the ebony rounds were meant to ward off ill luck. The catch was the randomness; there was no way to choose which effect each bullet would have. Hesitant, Nobita first had three others test the weapon, all of whom experienced a surge of good luck. Then, a small boy seized the gun and fired at Nob