World's Greatest Dad

Deaf Xiao Ma and his daughter Mumu rely on each other for companionship. The little "big sister" Mumu serves as the family's pillar—bridging communication between her father and the outside world, helping him secure work and earn a living. However, as Mumu grows older, she must integrate into the hearing world, and their inseparable life is about to be disrupted. Just then, a criminal syndicate that specifically preys on the deaf sets its sights on Xiao Ma. Desperate to protect his daughter, he is gradually lured step by step into the abyss of crime...

The film uses a documentary approach to tell the stories of 12 Chinese pioneers, chosen from the fields of business and the arts. The protagonists reflect upon their life journeys against the backdrop of modern China.