Raising Snakes Is a Disaster

My grandma is a famous grass hag who is very good at raising snake poison. No one dares to mess with her within a hundred miles. During the summer vacation of my freshman year, my grandma tricked me into returning to my hometown to inherit her mantle. From then on, with the blessing of all kinds of evil spirits, I became invincible. But it wasn't until my relatives around me died mysteriously one by one that I realized that I had fallen into a terrifying trap...