I'm not sure specifically as there could be many novels with a title like that. It might be a romantic story about a sudden proposal and the journey that follows towards marriage.
Most likely, Ruby, Weiss, Blake, and Yang would be the main characters as they are the central figures in RWBY. The fanfic would probably revolve around them.
Well, without reading it specifically, it could be about the adventures of the RWBY characters in the present and their journey that continues forever. Maybe it focuses on their growth, relationships, and battles against the forces of evil.
The cast list for 'Closer to Me' included Zhang Yang played by Zhang Zhen, Lin Chuchu played by Chun Xia, Yu Kefeng played by Li Xian, Amanda played by Yuan Shanshan, and Wu Di played by Xue Haowen.
In the novel," The Real World of Lilliputians," the toy world that the protagonist had set up when he was young had become a real mini world, and reality was actually a projection of this Lilliputians. The person who owned this Lilliputians could manipulate reality like God. In " My Achievement System Has a Big Problem ", the protagonist's childhood fantasy became reality. He could obtain all kinds of superpowers through the achievement system.
There was a young boy named Tom. He loved the sea. One sunny day, he went on a small boat all by himself. He rowed far from the shore. Suddenly, he saw a dolphin jumping out of the water right beside his boat. The dolphin seemed friendly and swam around the boat for a while. Tom was so excited. He started talking to the dolphin as if it could understand him. The dolphin then led Tom to a small island that he had never seen before. On the island, there were all kinds of strange and beautiful shells. Tom spent the whole day there collecting shells and making friends with the seagulls. When it was time to go back, the dolphin guided him safely to the shore. It was an adventure that Tom would never forget.