A prevalent theme in 'possessive Sasuke x Sakura fanfic' is the struggle between Sasuke's possessive nature and Sakura's independence. Sometimes, Sasuke's possessiveness can be overbearing and Sakura has to assert her own identity. Also, the theme of loyalty is common. Sasuke's possessiveness can be seen as a form of loyalty to Sakura, not wanting to share her with others. Additionally, the theme of growth is often present. As their relationship progresses, Sasuke may learn to tone down his possessiveness and Sakura may learn to accept his love in a different way.
In fanfics where Sasuke is possessive of Sakura, some of the common themes are trust and loyalty. Sasuke's possessiveness implies that he trusts Sakura to be his and he is loyal to her. Another theme is the exploration of Sasuke's vulnerability. His possessiveness can be a sign of his vulnerability when it comes to Sakura. And finally, there's the theme of the development of their relationship. His possessive actions can be the catalyst for the development of their relationship from just friends or comrades to something more intimate.
Common themes in such fanfictions include the idea of ownership. It's not in a literal sense, but more of an emotional ownership. Sakura might feel that Sasuke is 'hers' after waiting for him for so long. And Sasuke might have a similar feeling towards Sakura. Another theme is the struggle with independence. Their possessiveness can sometimes clash with the other's need for independence. For example, Sasuke is a very independent character, but if Sakura is too possessive, it can create a conflict. Also, there's often the theme of redemption. Sasuke might be possessive as a way to redeem himself for all the pain he has caused Sakura in the past, by making sure he is the only one in her life now.
Love and devotion are also key themes. The possessiveness is really a manifestation of their deep love. In these fanfictions, their love is so intense that it turns into possessiveness. They are devoted to each other and the fanfiction might show how they handle situations where that devotion is tested, such as when they are separated or faced with difficult choices.
Love and redemption are common themes. Sasuke has made many mistakes in the past, and in fanfics, his relationship with Sakura often serves as a path to his redemption. Another theme is growth. Both Sasuke and Sakura grow as individuals, and their relationship evolves as they do. For example, Sakura might grow in her medical ninjutsu skills while Sasuke grows in his understanding of emotions.
One common theme is friendship. Despite their differences and past conflicts, Naruto, Sakura, and Sasuke are often shown rebuilding their friendship in these fanfics. Another theme is redemption. Sasuke, in particular, often has a journey of redemption where Naruto and Sakura play important roles. Also, love in its various forms, whether it's platonic or romantic, is a common theme as the relationships between the three are explored.
Love and redemption are common themes. Since Sasuke has a dark past, often the fanfics show Sakura's love helping him find redemption. For example, in many stories, her love makes him realize the importance of the village and his friends again.
Love and reconciliation are common themes. Since Sasuke and Sakura had a rocky relationship in the original series, many fanfics focus on how they overcome their differences and fall in love. For example, Sasuke having to come to terms with his past actions and Sakura forgiving him.
One common theme is protection. Sasuke's possessiveness often stems from his desire to protect Naruko from harm. He sees her as someone he needs to safeguard in the dangerous ninja world.
A common theme is redemption. Sasuke has a complex past, and many fanfics focus on how Sakura helps him find redemption and come back to the side of good. Another theme is love conquers all. Despite all the hardships and differences between them, their love is shown to be strong enough to overcome any obstacle.
The theme of sacrifice is quite common. Sakura has always been willing to sacrifice for Sasuke, and this is often highlighted in fanfics. Another theme is the power of second chances. Sasuke getting a second chance at life in the village and with Sakura is a frequent plot point. Also, the theme of healing. Both of them have emotional scars, and fanfics often deal with how they heal each other's wounds.