He might be initially shocked and confused. Since Naruto is not used to having someone else's mind in his body, he could struggle to control his actions at first.
A more complex plot could be that an enemy uses a device to force Ino to transfer her mind into Naruto. The enemy then plans to use Naruto's body with Ino's mind to infiltrate Konoha. Ino has to find a way to communicate with Naruto's consciousness and stop the enemy's plan from within Naruto's body.
One interesting concept could be the use of the mind transfer jutsu for espionage. For example, a character could transfer their mind into an enemy's body to gather intelligence. Another concept might be the moral implications of using such a jutsu. What if it was misused to frame someone? And also, the idea of a character getting stuck in another's body due to a failed mind transfer jutsu can lead to some really comical or tense situations in fanfiction.
Naruto himself is often involved. Since he's the main character, fanfiction writers like to explore how he would use or be affected by the mind transfer jutsu. Sasuke is another common one. His complex personality and powerful abilities make for interesting scenarios when combined with the mind transfer jutsu. Kakashi too, as he is a very intelligent and experienced ninja. Writers might explore how he would use the jutsu for strategic purposes.
In a fanfic where Ino uses mind transfer on Naruto, she might use it to help him in some way. For example, if Naruto was in a coma or had some mental block. She could enter his mind and try to find a solution. However, it could also go wrong. She might get trapped in his mind if there are some unforeseen mental defenses or if she overstays her welcome. This could create a whole new plotline where the other characters have to find a way to get her out.
When Ino uses mind transfer on Naruto in a fanfic, it could be the start of a very different story arc. Naruto's mind is full of his past experiences, his dreams, and his connection to the Nine - Tails. Ino entering his mind could accidentally awaken something within Naruto that was dormant. Maybe a new form of his chakra or a forgotten memory that holds the key to a mystery in the story. It could also create a rift between them if Naruto feels violated by Ino's intrusion. And as Ino tries to make sense of what she saw in Naruto's mind, she might have to make some difficult decisions about whether to keep it a secret or share it, which could further drive the plot forward.
One type of Naruto mind control jutsu fanfiction could involve a villain using the jutsu in a new and devious way. For example, they might target the Hidden Leaf's most powerful ninjas to turn them against their own village. This would create a huge conflict as the heroes would have to fight their brainwashed comrades while also trying to find a way to break the mind control.
Some fanfictions might focus on the psychological effects of the mind control jutsu. For example, if a character is under mind control for a long time and then is freed, how do they deal with the memories of what they did while controlled? It could be a very emotional and character - driven story. Maybe they struggle with guilt or fear of being controlled again.
Well, in such a fanfic, one interesting aspect could be the creative use of Ino's mind - related jutsu. Maybe the author explores how her jutsu can be used in unique battle scenarios or in solving complex problems within the Naruto universe. It might also be interesting to see how the character relationships are developed, especially those involving Ino and other characters in relation to the jutsu she uses.
Well, she might discover Naruto's hidden fears. Naruto often puts on a brave face, but inside he could be scared of losing his friends. Ino, with her mind - entering ability, could stumble upon these deep - seated fears and try to comfort him in his mind - scape.