Blood Alliance, a ritual of alliance often seen in history books and literature, involves people who participate in the covenant get together, drop their own blood into a bowl, and then everyone takes a sip of the blood from the bowl and swears at the same time that they will never break the alliance.

It looks bloody and logically hard to understand, but for most people, one such ritual does serve to maintain loyalty.

This was Zhang Yang's purpose, and a few minutes later, a large bowl full of tap water was placed in the middle of the crowd, and a sterilized knife was also there

"Big fool: don't do this in the fields! Chapter 537 The Blood Alliance is in the middle of the fight, please wait a moment,

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