Watch Lost in Hong Kong Full Movie Free Online 123Movies. The film follows Xu Lai, a former artist whose dreams were dashed when the responsibilities of life set in. With his life now revolving around his wife Cai Bo who is obsessed with having children, the quirks of his eccentric family and his mediocre, ordinary existence, Xu Lai hopes to reconnect with his first love Yang YIi on an upcoming vacation. However, his hopes are dashed when he finds himself wrapped up in a murder investigation that proves truth is often stranger than fiction.