在这部甜蜜十六岁剧情/犯罪片中,母亲即将出狱的消息让莱姆（马丁·康普斯顿 Martin Compston 饰）的心中充满了喜悦，因为他明白，母亲是无辜的，她惨遭牢狱之灾只是为了替她那混蛋男友斯坦（Gary McCormack 饰）顶罪。在母亲出狱之前，莱姆还有好多事情要忙，他希望母亲能真正的获得自由，这意味着她必须远离一切可能将她拉下水的人，其中包括斯坦和莱姆的祖父。
在莱姆的计划中，他将带着母亲前往农村开始新的生活，但这已计划若想成功，钱是不可缺少的重大前提。就这样，莱姆和小伙伴们开始变着法子赚钱，甚至涉及到了一些非法交易，在不知不觉间，一心向钱的莱姆突然发现，自己已经陷入了麻烦之中无法自拔。
Liam is a young, restless teen struggling to realize his dream in the gritty and dismal streets of Greenock, where unemployment is rampant and little hope is available to the city's youth. He is waiting for the release of his mother, Jean, from prison where she is completing a prison term for a crime that her boyfriend actually committed. Her boyfriend, Stan, is a crude and obnoxious drug pusher is partnered by Liam's equally rough and foul-mouthed, mean-spirited grandfather. Liam is determined to rescue his mother from both of them, which means creating a safe haven beyond their reach. But first he's got to raise the cash--no small feat for a young man. It's not long before Liam and his pals' crazy schemes lead them into all sorts of trouble. Finding himself dangerously out of his depth, Liam knows he should walk away. Only this time, he just can't let go.
甜蜜十六岁。妈妈是一种让人爱到绝望的生物。无望的生活。甜蜜的十六岁。青春 过去了 不再来。让人心寒的剧情，让人心疼的16岁男孩子。《甜蜜十六岁》梦碎在花季。
