Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 16 - 16-80. God Keys

After five years, Ning Xi has returned and is out to take revenge on the sister who turned her parents against her and the childhood sweetheart who betrayed her for her sister. She aims to fulfill her childhood dream and become a famous actress. However, her sister is still out to get her, and she has to avoid all her underhanded schemes.

One day, after falling into one of her sisters’ schemes, she meets an adorable kid and saves him. This is how Ning Xi found herself staying at the autistic little kid’s house to help him come out of his shell. Slowly, his father, Lu Tingxiao, starts falling for her too.

- Description from novelupdates

The Supernatural era descended, the rules changed, mystery arrived, and the world altered. Countless ruins of civilization emerged, and an abundance of Heavenly Materials and Earthly Treasures lay at everyone’s fingertips. Radical faction, “This is the best of times, entering a new world, excavating relics, mass evolution!” Conservative, “This is the worst of times, with countless monsters outside, once you leave the Safe Zone, extinction awaits humanity!” … Meanwhile, at a remote ruin, Lu Yuan successfully discovered new treasures and sought after the mysterious wealth, desperately trying to contact his fellow Earthlings. “Found a communicator, can it get through?” “Hey, humans—I’m almost becoming a god, and you’re still hiding in the Safe Zone?”

Grass and trees could become fairies and even snow and frost had spirits!

After suddenly dying from pulling all-nighters, Jiang He discovered that he had arrived in a miraculous world of beast taming.

He could form contracts and tame beasts. By uncovering hidden evolution pathways, he discovered unique skills for his monsters and explored this unknown world!

He became a legendary beast tamer and champion of the World Beast Taming Championship. As the Master of Light and Shadow and the Ruler of the Snow Domain, he was asked how he had obtained his achievements.

He answered, “I merely relied on making my beasts happy.”

Usually when you possess a novel, you start in the city, but I fell into the forest.