You Came to Break Off My Sister's Engagement? I'll Wipe Out Your Entire Clan with One Sword

Mu Chen’s spirit had been trapped in a secret realm for three thousand years, where he spent that entire time nurturing his sword. When he returned, he discovered that only three years had passed in the real world. During those years, his parents and younger sister had been bullied again and again, and his little sister, Mu Xixi, had even been publicly humiliated when her fiancé came to break off their engagement. Mu Chen was furious. After nurturing his sword for three thousand years, today was the day he would draw it. Anyone who dared bully his sister would be slaughtered!