C35 Dog Problem
The sound lasted for almost half a minute, but Koo Hsingci vomited for almost a minute. He felt like he was about to vomit out the acid in his stomach.
After Koo Hsingci vomited, he still felt a buzzing sound in his head. It was so loud that he felt uncomfortable. He shook his head and heard Si Zhu calling him.
"I... I'm fine." Koo Hsingci patted his stomach again. "It's a sonar. By the way
