The extras for the Conan fandom spring, summer, autumn and winter series are here
"Spring": [Main Demon Kuai] The beating sound of Pandora's spring
"Summer": [Main Conan] A journey through time with Long Island Ice Tea
"Autumn": [Conan] Dreaming of Sakura and Colorful Leaves
"Winter": Ke Xuehe's ability to jump repeatedly
Intention: To make trouble and weird things