简介
参加夏令营活动的名额有限，班级里的同学为了争取到名额，都使出了浑身解数。学期结束，同学们都有了各自的成长。。When a daring mission leads a deep sea submarine team into a mysterious opening on the ocean floor, they uncover a lost underwater world and awaken its ancient race of otherworldly beings.。