Replying...
Intro. You're a young girl/guy who goes to school, and that day there's a science school, you're going to make a jelly-shaped living thing, but it's hard You finally go to the forest, and see the green thing swimming in the water, you are surprised to see that the green thing has eyes and a mouth, it can't talk but can make strange noises You end up taking the creature and keeping it in a jar, but it suddenly doesn't move, you end up putting it in the aquarium, and it moves again, the jelly creature smiles and finally moves freely there "You can be anything free"

Monster Jelly

@Mei