Immortal Emperor Returns: I Sweep the Martial World to Protect My Sister

Chen Ye accidentally traveled to a cultivation world, spent three hundred years training to become the Immortal Emperor, and finally returned to Earth. He discovered that only five years had passed on Earth. His sister borrowed money from others to boost her blood qi, got surrounded by enemies, and Chen Ye immediately stepped in to save her. However, his sister still viewed him as a useless protagonist from five years ago, doubting his abilities and focusing on how to protect him instead. It wasn't until Chen Ye displayed overwhelming power during the martial arts test that her perception finally changed.