A stray dog named Gump is searching for his place in the human world. He wishes to get a companion, but has to endure several challenges along the way.

善良孝顺的小精灵希力咕，在相依为命的爷爷因年迈去世后，勇敢踏上了寻找亲人的冒险旅程。他既要学会融入新的家庭，与一些中二叛逆的邪魅小精灵斗智斗勇，还要应对孤独乖僻一心只想捕捉袜子精灵的人类怪教授……惊险刺激又妙趣横生的冒险故事中，蕴藏着充满温情的大智慧。