Rescue scenarios are also popular. Other characters, usually Dean, might come to his rescue. This can create a lot of tension and drama in the story. It can also be a way to explore the bond between Castiel and the rescuing character, with a lot of emotional moments as they reunite.
Another theme could be power play. If Castiel is tied up by an enemy, it can be about the power struggle between them. The captor may try to manipulate or torture Castiel, and he has to use his wits and inner strength to resist. This theme can lead to some intense and exciting plot developments.
One common theme is vulnerability. When Castiel is sleeping, he is in a state where he is unguarded, and fanfics often explore how this vulnerability affects him and those around him.
One idea could be a mystery plot where Castiel is tied up and gagged by an unknown force. His friends have to search for him and figure out who did it. For example, Sam and Dean could follow a series of clues that lead them to different supernatural creatures until they finally find Castiel.
One common theme is the test of Batman's willpower. When he's tied up, it's a physical and mental challenge for him. Another theme could be the exploration of his relationships. His friends or allies might try to rescue him, and this shows the bond they share.
The theme of danger and rescue is also quite common. Hermione being in a vulnerable state of being tied up often leads to a situation where her friends or allies need to rescue her. This builds up the tension and shows the loyalty within the group.
Well, one common theme could be the idea of rescue. For example, Batman might come to save Catwoman when she's in such a situation. Another theme could be the display of Catwoman's strength even while tied up, like her using her wits to escape.
Well, one key theme could be adventure with a twist. Since May is tied up, it might be about her getting out of a tricky situation during her Pokemon journey. Another theme could be friendship. Her Pokemon might try to rescue her, showing the strong bond between them.
He could be in immediate danger. If his captors are enemies, they might be planning to harm him or use his powers against him. For instance, if demons tie him up and gag him, they could be waiting for the right moment to perform some sort of dark spell on him.
You can try looking on popular fanfic websites like Archive of Our Own (AO3). There are often a lot of Supernatural - related fanfics there, and you might find ones with Castiel in a tied - up situation. Just use the search function and type in relevant keywords.
Sometimes, these fanfics might incorporate elements of mystery. Like, why was she tied up? Was it by an enemy from the original story or some new threat? The exploration of this mystery can add depth to the fanfic and keep the readers engaged as they try to piece together the events that led to her being in that state.
One common theme is rescue. Usually, there is a hero or a group of heroes who come to save the teen girls. Another theme could be the fight against oppression. If the girls are tied up and gagged by bad guys, it represents their struggle against those who try to control them.