I Pretend to Show Off, But My Junior Brother Became a Sword Immortal

Ning Yuanqiu just wants a peaceful cultivation life, but his senior sister has other plans. Every time she brags about her 'incredible techniques'—no matter how absurd—he somehow masters them for real! When she casually scratches the ground and calls it 'sword intent,' he unlocks genuine comprehension. As she spins tall tales about comprehending dozens of sword intents overnight, Ning Yuanqiu transforms each boast into devastating power. Now the sect's 'talentless' junior brother is secretly becoming the strongest cultivator, all while his oblivious senior sister takes credit for his meteoric…