A 13-YEAR-OLD boy was caught having sex with a Year Six pupil at a staircase of an apartment in Hong Kong, China Press reported.
The boyfriend of the 11-year-old girl was also there to record their act by using his smartphone during the incident on Thursday night.
The incident was discovered by a security guard who was monitoring the CCTVs.
When the police arrived, they found there were video clips and intimate photos stored in the phone of the 11-year-old boy.
The boy was also said to have had sex with his girlfriend, it reported.