After artist Oscar Chan Yik-long left Hong Kong for Europe – first to Paris, then Helsinki – in 2019, he did not return to the city for many years. Widely considered one of Hong Kong’s most promising young talents, Chan even missed his 2021 solo exhibition – a display of the gothic, monochrome works he is best known for – at Gallery Exit in Aberdeen, Hong Kong, because he could not bring himself to board a long-haul flight. What kept him away was fear. At the time, Chan was suffering from severe...