Zing Tsjeng, executive editor at VICE UK, can apply for a British passport. But there’s a catch. She’s already got one from Singapore, the country where she was born and raised, and she’s not allowed to have both – it’s either a British passport, or a Singaporean one. Before she makes a decision she wants to know: what does it mean to be British? So she’s going on a trip around the UK to find out.