After discovering their troop is in danger of disbanding, Snoopy and the Beagle Scouts set off to immerse themselves in nature and the great outdoors to earn their badges, with the Beagle Scout Manual as their guide. Meanwhile, Charlie Brown and friends enjoy their summer at Camp Spring Lake, crossing paths with Snoopy as they experience hiking, swimming, sitting around campfires, and everything summer camp and the outdoors have to offer.
贪婪的人类发现开普勒星后，疯狂开采该星的能源生物——卡拉萝，使得开普勒星寸草不生。菠菜为了找寻最后一株卡拉萝，与小伙伴奶泡泡、嘎嘎意外卷入了一场惊天大阴谋，为了拯救星球，三个小英雄不畏艰难，最终凭借勇敢和智慧战胜了比自己更强大的敌人。
