I was surprised by this one. This tender, multinational documentary from director Ying Wang follows two Chinese parents as they investigate the circumstances surrounding their son's alleged suicide in Canada. What first appears to be suicide unravels into a story about mental health, immigration, and cultural differences between the East and West. The docu-thriller seems to span two decades—from the son's departure from China to the parents' gutting journey through Canadian bureaucracy. CHASE BURNS

Read more about it: Four Don't-Miss Documentaries at Local Sightings Film Festival