TheOctopodisgrabbedbyacolossalsquid.TheOctonautsareunabletobreakfreeduetothehooksontheendsofthesquid’stentacles.Fortunatelythearrivalofsomespermwhalesturnsthesquidfromhuntertohunted.

KwaziiandDashibecomeentangledinastrangedeep-seacreature-asiphonophore-andwhenageyserblastsittowardthesurface,theOctonautsmuststopitsascentbeforeitfatallybursts.

以巴克队长为领导核心，小队集结了医生、生物学家、摄像师、机械工程师等7名伙伴。他们是一群活跃在海底的小小冒险家，有着各自的爱好与独一无二的特长，在团队核心巴克队长的带领下向着未知的海域不断探索前进。精致的画面呈现与天马星空的想象力，更增添了动画的观赏性与趣味性。