Cultivating Immortality with a Dog: Starting from an Island World

[Island survival + fantasy cultivation + ruthless killing] When they woke up, half of Earth's population had been dumped on an island world. By chance, a husky that Zuo You had rescued on Earth also came to this world. Thus, the man and the dog were bound together. The protagonist, gradually becoming more like a husky, along with his cheeky husky, cause trouble from the island world all the way to the cultivation world...