When Su Liu was in high school, he was in the same class as Tang Ruyu. Perhaps because he felt that they were not from the same world, they had little contact with each other. He knew that the class teacher had made a grouping plan, but by some mistake, Su Liu was assigned to a group with Tang Ruyu. However, he discovered the secret of the great god Ru Yu. Although the great god Ru Yu was very cold, his little apprentice was still cute~