六年级小学生莱克面临严峻的考试，加上父母一向管教甚严，所以他只能窝在家中学习，没法和小朋友们去往广阔的天地玩耍。这一天，莱克受到母亲惩罚，他气得拿玩具魔方撒气。谁知，受到撞击的魔方竟然放出光芒，越变越大，最后变成一座高耸挺拔的摩天大楼。阴差阳错之下莱克闯入魔方大厦，见识了脆弱美丽的玻璃城、小孩子统治的儿童王国，也在昆虫王国经历了激烈的战争。他的探险上天入地，惊险不断，但是该如何找到回家的路呢？

Lake, a sixth grade pupil, is facing severe exams, and his parents have always been strict in discipline, so he can only study at home, and cannot go to the vast world to play with the children. On this day, Lake was punished by his mother, and he was so angry that the toy Rubik's cube vented his anger. Unexpectedly, the Rubik's Cube that was hit actually emitted light, and became bigger and bigger, and finally turned into a tall and straight skyscraper. By accident, Lake broke into the Rubik's Cube Building, saw the fragile and beautiful Glass City, the Children's Kingdom ruled by children, and also experienced fierce wars in the Insect Kingdom. His adventures go up to the sky and into the earth, and surprises come and go, but how will he find his way home?