Could it be...

Although he had said that, his eyes were wary as he looked around his surroundings, and a hint of timidness could be seen in his eyes. After all, the murderer's tactics were too shocking. Whoever it was would feel scared in their heart and worry about encountering him. 

Feng Jiu walked beside him, her eyes crinkled up with a smile. Compared to Luo Heng's timid heart and vigilant eyes, she seemed calm. 

She analysed in her mind, the killer had focused on the disciples from the Pill Sun Sect. The killer had also slit the victim's hands, feet and throat. That was done intentionally.

"Hey, are you going to Pill Sun Sect?" Luo Heng shouted. The figure in front was of a strong build. He turned around and glanced at the two of them and when he saw Luo Heng wearing the robes from Pill Sun Sect, he stepped forward and bowed respectfully. 

"Yes, I am about to go to Pill Sun Sect. Are the both of you disciples from Pill Sun Sect?"