Mecha boy transforms on school playground AI Image Prompt

School playground, overcast sky with dark clouds, students fleeing in panic, teaching building in background; a boy wearing a black hoodie and hood stands on the track, classmates scatter around him, but he remains unusually calm. A classmate runs past him saying, 'What are you pretending for? Run!' Then blue-white light patterns suddenly emerge on the boy's wrist, white-and-blue mecha armor spreads from his arm to his whole body, particle effects burst, glowing mechanical wings unfold from his back. After transformation, he turns to face a giant mechanical monster, his mecha wings flicker, and he strikes it back in one blow, the ground shatters, dust flies, the boy stands amidst the ruins, the mecha glow fades, the frame freezes, and he says, 'Class dismissed.' Style: live-action combined with CG mecha refinement, excellent lighting, cinematic camera movement, 4K quality, duration 10s. Model 2.0