Starting Off by Digging Out My Junior Sister’s Immortal Bone, Have I Become the Ultimate Villain?

[Villain + System + Chosen One + Senior Brother + Lighthearted + Wish Fulfillment]

[Ding! Detected host is extracting the Celestial Bone of the Destiny's Female Lead! The Destiny's Great Villain System has successfully bound!]

Mo Tianxiao: "Destiny's Great Villain? Me?"

Looking at the radiant Celestial Bone in his hand and the beautiful woman lying on the bed, Mo Tianxiao felt somewhat confused. How could he, a law-abiding citizen, become a villain?

Mo Tianxiao: "Fine, villain it is then. With the system here, even a Chosen One isn't unbeatable."

[Ding! Detected 18,653 Chosen Ones in this world. Please seize the destiny of all protagonists to become the true Destiny's Great Villain!]

Mo Tianxiao: "Seize how many?! What kind of lousy great villain is this? I'm a perfectly good citizen!"