《自私的巨人》讲述了一个发生在13岁的阿伯（Arbor）和他最好的朋友斯威夫特（Swifty）之间的当代寓言故事。这两个男孩受到学校和社区内其他人的排挤，后来遇到了当地的废品经销商“小猫”（Kitten），即“自私的巨人”。于是他们开始驾驶一辆马车帮他收集废弃的金属。斯威夫特天生就擅于和马匹打交道，而阿伯却效法“小猫”的行为，非常希望能让“小猫”对他刮目相看，再挣一笔钱。但“小猫”更喜欢斯威夫特，这让阿伯觉得受到了伤害和排挤，于是两个男孩之间的关系出现了裂缝。阿伯变得越来越贪婪，越来越剥削他人，也越来越像“小猫”。随着三人之间的关系越发紧张，悲剧发生了，彻底改变了他们的命运。

A mysterious man, Dean, returns to his hometown of Grimsby after many years abroad in the Army. His arrival is met with animosity, particularly from his father, an avid pigeon racer. Dean is drawn back to confront his demons, and confess a secret to a childhood friend, Jess, only to discover she has been struggling since the untimely death of her husband. Whilst attempting to raise her child and battling a crumbling economy and dearth of opportunities, she is pulled into a harsh underworld. Dean must help her, throw her a lifeline, but the situation only darkens. When their lives are threatened he will do all it takes to make sure she is safe.