The River follows the tranquil life of lovable, Cockney, ex-convict Davey Jackson who is lock keeper on the canal near the village of Chumley-on-the-Water.
Davey and Sarah's first time together doesn't go according to plan, leading Sarah to blame herself. And with Aunt Betty causing more mischief to try and split them up, Sarah decides she must leave the village. Can Davey do anything to stop her?