Jiang Yuan died unexpectedly during an interstellar journey, and his soul fused with the light brain and reincarnated as an ordinary Beta. With his past life experience and light brain skills, he quickly rose to prominence in the new world. However, the original owner had a childhood sweetheart, Alpha fiancé, which put Jiang Yuan in a difficult situation. Just as he was worried about this, his younger brother suddenly appeared and informed him that he was pregnant with Rui's brother's child.