Zhenhao Zou, 27, a Chinese national, is accused of attacking women after ‘stupefying’ them with drink or drugs

A PhD student accused of raping 10 women drugged his victims before filming his attacks as “souvenirs” for his own “sexual gratification”, a court has heard.

Zhenhao Zou, 27, a Chinese national, was described as seemingly charming and smart, but was in fact a “predator, voyeur and rapist” who ignored pleas from his victims to stop, a jury was told.