Fanxin Asked: I, the Penxin Emperor, Can Really Become an Immortal?

What kind of potential can a small pen refill unleash? A coward who was frightened by his parents since he was a child. After his father was killed and fused with his father's body, he was kidnapped by the human race. After accidentally escaping, he broke into secret realms, crossed natural dangers, and escaped pursuit. The road to immortality is long. Can Emperor Pen Refill become an immortal?