Another theme might be trust. If Terrius is keeping secrets, the story could explore who he or she can trust with those secrets. It might show how the relationships in Terrius' life are affected by the secrets, whether they are strengthened or weakened depending on how others react to the revelation of the secrets.
One possible main theme could be secrecy itself. The whole story might revolve around how Terrius keeps certain things hidden and the consequences of that secrecy.
I'm not sure specifically what 'my secret terrius story' is as you haven't given much context. It could be a very personal and unique story about someone named Terrius that involves secrets, perhaps secrets related to a relationship, an adventure, or a hidden talent.
It could be about betrayal. Maybe someone betrays a secret that was supposed to be kept, and the whole story revolves around the consequences of that betrayal.
Another possible theme could be transformation. Maybe the person in the story had a negative view of their skin at first, but through various experiences, they had a transformation in their attitude towards it, and it became a symbol of their personal growth and strength.
The main theme could be friendship. Since it's about four friends, it's likely to revolve around the relationship between them.
One possible main theme could be transformation. If the boy is somehow related to a stone, perhaps he goes through a transformation similar to how a stone can be shaped over time.
It could be about pain and punishment. The whipping being the physical pain and the whole situation representing the punishment for some sort of misdeed.
The theme might be redemption. Suppose Cindy made some mistakes in the past and her secret story is about how she is trying to make up for those mistakes and redeem herself in her own eyes and the eyes of others. She might be secretly doing good deeds or facing her past demons to achieve this redemption.
One possible theme could be friendship. If Remy and Emilie are friends, their secret might be something that tests their friendship, like a secret they share that could get them in trouble if it was known, but they trust each other to keep it.
One main theme could be self - discovery. She might be on a journey to find out who she really is, away from the expectations of her family and society, and this process is full of secrets.
It could include a secret dream. For instance, someone might have a dream of becoming a world - famous artist but has been keeping it a secret because they're afraid of failure or judgment.