Marten, an odd middle-aged Estonian music composer leads a frustrating life in his noisy London flat/music studio, which he shares with young Danny. The latter convinces him to buy a much-needed guitar on eBay. When he goes to pick it up, he meets Viktoria, the seller, and is somehow charmed by her. She manages to brighten his day, but for how long can he sustain his 'euphoria'?