A scholar once studied the Chain Box's mysteries and created a technique to borrow force, striking force with force, tur…
A scholar once studied the Chain Box's mysteries and created a technique to borrow force, striking force with force, turning a pull into a push, and deflecting thousands of catties with a bit of ounces. However, the training was extremely harsh, and human strength ultimately could not match the box. After his death, the technique became a sole copy hidden in the secret pavilion.
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— Anonymous, The Power of Chaining