Zhè shì yí bù sānjí piàn, wèichéngniánrén bùnéng kàn.
This is a Category III film. Minors can't watch it.
Tips
culture
In Hong Kong, 三级片 ('Category III film') refers to movies restricted to adults (18+) due to violence, sex, or disturbing content, roughly equivalent to NC-17 in the US rating system.
