LOS ANGELES, Sept. 28 (Xinhua) -- Chinese romantic comedy film "The Ex-Files 4: Marriage Plan" opened Thursday in a limited theatrical release in North America.

“Chinese Puzzle” MPAA rating: R for sexual content, nudity and language; in English and French with English subtitles. Running time: 1 hour, 57 minutes. Playing: At the Landmark, West Los Angeles.

It's a version of Harry Potter unlike any you've ever seen before, where wizards go to a school called Hogawlz and everyone runs around calling their enemies "melons".