C1007 So It's You!(1)
Before Zhao Lei snuck into the base, he had already left a puppet for Su Nian and Zhang Sirui to communicate with.
When Zhao Lei's clone took the hostages out of the base, the puppet started to resonate with them.
Zhang Sirui and Su Nian found the hostages and protected them.
Zhao Lei's clone whispered a few words into Su Nian and Zhang Sirui's ears before disappearing into the ground again