A blonde character in a winter hat sleeps peacefully, then appears in a classroom where he and two classmates are startled by a large green monster, followed by a close-up of his surprised expression, then a dark-haired character with glowing red eyes appears in a shadowy environment, and finally, the blonde character is seen in a dark setting with a glowing white figure behind him, before the dark-haired character reappears with a menacing grin.