Another theme could be loss and recovery. If the story is about a lost ring that was then found, this would be a key theme. Also, inheritance could be a theme if the ring has been passed down through a family, carrying with it the family's history and values.
One possible theme could be post - war recovery if it's related to a country that was involved in World War I. Another might be the struggle for social change as there were many movements for equality starting around that time.
One possible theme could be growth. Spencer might have grown as a person throughout his story, whether it was in terms of maturity, skills, or understanding of the world.
One possible theme could be perseverance. If Gonker faced challenges in the story, he or she might have had to keep going to reach a goal.
Friendship is also a likely theme. They could be friends who have shared many memories, adventures, and experiences. Their story might show the importance of having a true friend, like being there for each other in tough times and celebrating together in good times. It could also be about growth. Maybe they started out as ordinary individuals and through their relationship or experiences together, they grew as people, becoming more confident, understanding, or achieving their goals.
One possible theme could be love. If they are in a relationship, their story might revolve around the growth and challenges of their love for each other.
One possible plot could be that Nemo is a marine biologist. He discovers a new species of fish in a remote part of the ocean. He then has to fight against big companies that want to exploit that area for commercial fishing. His story could be about his efforts to protect the new species and its habitat.
One possible element could be a new character. Maybe a mentor figure who guides Romancham in this part of the story.
Another possible aspect is the social fabric of Bastar. It could be a story of the relationships between different tribes in the area. How they coexist, trade, or even their occasional disputes. It might also touch on how the modern world is affecting their traditional ways of life, like the impact of technology or outside influence on their age - old customs and values.
One possible aspect could be that it's a legal case where there are issues about evidence. Maybe the evidence was hard to find or was being contested. For example, if it's a criminal case, the prosecution might have had a difficult time proving the guilt of the accused due to lack of solid evidence.
Love could be a theme. Maybe she falls in love with a local boy or someone she meets in Amsterdam. Another theme could be self - discovery. The new environment of Amsterdam might prompt her to learn more about herself.