When Lo Chun-yip turns 40 this December, he will celebrate the milestone as one of the most recognisable faces of a new generation in Hong Kong cinema – an unthinkable development when he shifted his focus to acting 11 years ago. Yet for a performer whose melancholic gaze has anchored several of the city’s most poignant recent films, his breakthrough as a leading man feels decidedly different from those of many of his contemporaries, who tend to be either natural-born comedy actors or...