Quick Transmigration: The host is super good!

Wishing System 295 was intercepted by a demon when it was binding to a host. He couldn't beat it, and he couldn't run away. In order to live for a long time, he had to swallow his anger and sign a contract, pretending to be a snake with it, ready to seize the opportunity to run away. At first, he planned to do so, but gradually he found that this host was not bad, and finally he became a demon with red hearts in his eyes, following the boss's ass and shouting 666~...