After being bullied as a child, Oli London struggled with low self-esteem and self-worth. He had hoped a series of transitions and expensive plastic surgery would him feel better. Instead, he became addicted to surgery, spending $300,000 on botox and skin-whitening injections in order to look more Korean - a culture he had become "obsessed" with. The controversial decision to appear more Korean resulted in critical articles and hateful messages on social media. But in the end it was the kindness of a priest that drew him to the Christian faith and turned his life around. Sam Hailes hears the full story