In fanfiction, Sakura might hide her true strength because she wants to be underestimated. This gives her an advantage in combat or in social situations. If her opponents think she is weak, they will be more likely to let their guard down. It's like a strategic move, similar to how in some martial arts, one pretends to be less skilled to lure the opponent into making a mistake.
One possible reason for Sakura to hide her true strength in fanfiction could be for self - protection. Maybe she is in a world where showing too much power makes one a target. For example, if she is in a political intrigue - filled setting, she might keep her strength under wraps to avoid being used by various factions.
A common plot device is the 'big reveal'. Sakura's true strength is suddenly shown in a moment of great need, like when her friends are in extreme danger. This creates a dramatic effect and often turns the tide of the story.
Her closest friend might help her. Someone who really understands her and is willing to keep her secret. For example, Ino could be that friend. Ino has always been there for Sakura in the original story, so she could be the one to support Sakura during this difficult time.
I think this fanfiction might explore Sakura's power in relation to the hundred seals. It could show her growth and how she masters the power associated with these seals.
Feng Ling 'er had been hiding her strength in the movie and did not dare to use the Flying Swallow Art, probably because she was afraid of causing trouble. She also hid her identity and strength from Bai Yuxiu and told her not to trust others easily. Some viewers thought that her performance in hiding her strength was not very accurate, because she was almost defeated by the Dragon Lock Array in the third episode. However, Feng Ling 'er's hidden strength aroused the curiosity of the audience. They guessed that her martial arts might have improved. All in all, the reason why Feng Ling 'er hid her strength and the subsequent development of the plot were still a mystery.
Maybe Sakura is afraid of the reaction from her friends or family. So she decides to keep her pregnancy a secret at first. She might be worried about how people will judge her, especially if she's in a difficult situation like not being in a stable relationship.
In many fanfictions, the choice of animagus form often reflects the character's personality. If female Harry is hiding in her animagus form, it could be a form that represents her need for freedom and escape. For example, a bird. A bird can fly away from trouble and see things from a different perspective, which might be important for her in a difficult situation. She could be using this form to gather information without being noticed.
Perhaps Sakura is dealing with family issues. She could be hiding the pain of having a difficult family situation, like an overbearing parent or a family member with an illness. In the fanfiction, she might focus on her school or ninja work to distract herself from her family problems.
In this type of fanfiction, the character development of Sakura would be really interesting. She would likely have to go through a huge transformation from a regular character to one capable of such a heinous act. It could also show how the other characters in the original story react to her actions. For instance, her friends might be in disbelief or try to stop her.
One character could be Naruto. He might be Sakura's friend, but completely oblivious to her hidden pain. He's so focused on his own goals that he doesn't notice Sakura's struggle, which could add to her feelings of loneliness.
Feng Ling 'er hid her strength in the anime " Wind Spirit Jade Show ". In the third episode, she avoided an attack from the Dragon Locking Array, showing her true level. Although she had been acting before, she might not have been able to grasp the depth of the game accurately. The audience had a clearer understanding of her strength.