One common theme is redemption. Itachi is often seen as a tragic figure in need of saving, and Sakura becomes the instrument of his redemption. Another theme is the power of friendship or love. Sakura's actions are usually driven by her feelings for Itachi, whether it's a deep friendship or something more romantic.
In this kind of fanfiction, perhaps Itachi uses his quick reflexes and ninja skills to catch Sakura as she's about to fall. Maybe she was in a dangerous situation like on a crumbling cliff or a collapsing building. Itachi, being the powerful ninja he is, swoops in just in time to prevent her from getting hurt.
One popular 'sakura saves itachi' fanfiction is 'A Different Path'. In this story, Sakura uses her medical skills and newfound ninja abilities to change Itachi's fate. It shows an interesting take on their relationship and how Sakura's determination can rewrite the events that were supposed to happen.
One possible plot could be Itachi saving Sakura from a powerful enemy during a battle. Maybe she was outnumbered and Itachi showed up just in time to use his Sharingan skills to turn the tables.
Itachi is known for his loyalty to certain ideals. In the context of saving Sakura, he would be the reliable figure. Sakura has her own set of skills as a medic - ninja. However, in the dangerous situations where Itachi saves her, she is more of the damsel in distress for that moment. But this experience could potentially change her approach to future challenges.
The main characters are obviously Itachi and Sakura. Itachi, the complex and powerful Uchiha from the Naruto series, and Sakura, the intelligent and strong - willed kunoichi.
In the fanfiction, Itachi might be acting according to some secret mission that endangers Sakura's life. Sasuke, who has a strong bond with Sakura now, won't let that happen. He jumps in and uses his ninja skills. Sasuke could have developed some new jutsu that he uses to counter Itachi's attacks. This not only saves Sakura but also shows Sasuke's growth as a ninja. And Sakura, in turn, might be in the middle of researching some important medical ninja stuff that Itachi's actions could have disrupted if not for Sasuke.
The obstacles in the way are also important. There could be other ninja clans or villains who don't want Itachi to be saved. Maybe they see him as a threat or a valuable pawn. So Sakura has to fight against these forces.
Well, in such a fanfiction, perhaps Sakura is in a very dark place mentally, feeling hopeless and considering suicide. Itachi, with his perceptive nature, might notice her distress. He could use his skills and wisdom to talk her out of it, maybe by sharing his own experiences of dealing with difficult situations in the ninja world. He would offer her hope and a new perspective on life, making her realize that there are always reasons to keep living.
There's also 'Sakura's Promise'. This fanfic focuses on Sakura making a vow to save Itachi after learning about his tragic past. The story delves deep into their relationship, with Sakura trying to find a way to heal Itachi both physically and emotionally. It's a really engaging read.