"This thing is a life-saving secret weapon of mine. I don't want to introduce it too much. Brother Du asked you not to ask, okay? Ha ha ha." Guan Yu laughed.

"Although I'm curious, people say it's a life-saving thing, so let's not ask." Zhenxiang nodded her head to show her understanding.

Guan Yu said, "I don't believe you all, but it's very difficult to explain, and I rarely use it, only when life is threatened, or when it's not necessary to use it."

"Now here is not the time to explain this thing to me, but to ask Big Brother Du and his sister-in-law not to be surprised."

Du...