Spring was still chilly, the last snow melting. Chang Sansi waited until the sun was high in the sky before leisurely rising from his concubine's soft, jade-like body. Although he was a little late, he couldn't miss his daily "thread-pulling exercise," a skill essential for his livelihood. His current comfortable life was entirely due to this ability. Stretching bones and tendons, cleansing marrow, Chang Sansi meticulously and slowly inhaled and exhaled the cold morning air, performing various strange and difficult movements. He felt his bones and muscles gradually stretching, as if a warm current flowed through his flesh and blood. The great amount of energy expended last night was gradually restored through these strange movements. Until his blood surged like a great wave, and his w

