The Army Hospital, special ward. 

“Mister Tang, the conditions of your sister are stable. It’s just that her white blood cell levels are low. There’s no need to worry, she’ll recover within two days of rest.” 

“Thank you, doctor,” said Tang Bochuan. 

“Oh, right. Mister Tang, there’s something weird that I’d like to ask you about.” 

“What is it?” 

“When Miss Tang was admitted, she came in with a lot of blood in her intestine. It’s also all over her body. We collected it and ran some tests. Turns out, there’s a type of superstrong antibody inside it and those were coincidentally the antibodies that saved Miss Tang’s life.” 

Tang Bochuan’s mind fleeted onto the image of Xia Lei and his bloodied wrist. Yet, he maintained his calm facade. “I have no idea what could lead to that. Doctor, let’s just cast this aside. Is it alright if you pass me all the test results and samples to me and pretend that none of this transpired?” 

The doctor was visibly taken aback but he nodded his head anyway. “Sure, I’ll get it done now.” 

The doctor excused himself. Tang Bochuan came to the bed and trained his burning stares on Tang Yuyan. “Yuyan, did you hear that? A poison...