City lawyer Brad Walker is having the worst day of his life. His high-maintenance girlfriend Sasha has left him for his so-called friend Tom and to add insult to injury, he's been fired too. On a night out drowning his sorrows with old friend Dean, he overhears a conversation between Phil and Ben - two drug dealers working for small-time gangster Jack - that will change his life forever...

Svengali tells the story of Dixie, a postman from South Wales, and a music fanatic. All his life he’s dreamed of discovering a great band and then one day, trawling through YouTube, he finds them… ‘The Premature Congratulations’. He hunts them down and offers them his management services. They are young, arrogant, sexy and utterly magnificent. Putting their demo on a cassette tape, Dixie heads out onto the streets of London…