When I Traveled Through Time, I Signed in to Upgrade in the World of Immortality

(Strengthen system➕Sign in➕Cultivation➕CP➕Thousands of people dislike it) Sisisi! She is a loser who lies in the dormitory all day long, playing Douyin and reading novels. She is the best at sleeping and the most diligent in eating. My thesis defense was rejected by the teacher, and my defense was like shit. I wanted to cry but had no tears, so I went to watch a drama and eat snacks in the evening to soothe my fragile soul like "glass slag". I was leisurely eating melon seeds and looking at the Yongye Galaxy. I was so cute by Yu Shuxin, and I was laughing while watching the tablet. However, a small melon seed peel got stuck in her throat, and there was no one in the dormitory. She had no way to survive. At this critical moment, she fell down, her vision went dark, and she lost consciousness. When she woke up again, she found that she was in a strange place...