One idea could be that Fem Tora is a foreign exchange ninja from another village. Naruto is assigned to show her around Konoha. They explore the different training grounds, visit the ramen stand, and along the way, they learn about each other's cultures and form a strong friendship. Another plot could be that Fem Tora discovers a new chakra - based ability and Naruto helps her master it. They train together and face some initial setbacks but eventually succeed.
A really interesting plot could be that Fem Tora has a unique pet that has some special powers. Naruto is intrigued by this and they end up on a mini - adventure to figure out more about the pet. Or perhaps Fem Tora is an artist who uses her art to inspire the ninja in the village, including Naruto. She could create paintings that depict the heroes of Konoha, and Naruto becomes her muse for a new piece that shows the spirit of the village.
One plot idea could be a female Sasuke who uses her unique skills in a different way than the male Sasuke in the original. For example, she might focus more on diplomatic solutions to problems in the ninja world, using her intelligence and combat skills to broker peace treaties.
A possible plot could be that a new threat emerges that requires both Naruto's and Najenda's unique abilities to defeat. Maybe it's a powerful demon or an evil organization that has the power to control minds. They have to put aside their differences (cultural and otherwise) and form a plan. Along the way, they also learn about each other's values and beliefs. For example, Naruto could teach Najenda about the importance of friendship in his ninja world, and Najenda could show Naruto the importance of strategic planning in her world of resistance. This way, the story focuses on their cooperation and mutual growth rather than any adult - related themes.
One idea could be that the necromancer uses Tora's unique cat abilities in the afterlife to gain an edge in battles. Maybe Tora can move unseen in the spirit realm and spy on enemies for the necromancer. Another plot idea is that the necromancer brings back Tora not just as a normal cat, but as a powerful spirit guardian with special powers related to the nine - tailed fox's chakra, since Naruto has that connection. It could also be interesting if the necromancer's actions with Tora draw the attention of the hidden villages, causing both suspicion and curiosity.
One plot idea could be that they discover the pregnancy during a time of great unrest in the village. Naruto and Fem Sasuke then have to work together to keep the news a secret while also trying to protect the village and their unborn child. Another could be that they struggle with how to tell their friends, especially those who might not approve of their relationship at first. They could face challenges like dealing with Sasuke's past enemies who might see this as an opportunity to target them.
One idea could be that Tora has some sort of special power that Naruto discovers. For example, Tora might be able to sense chakra in a unique way and help Naruto track down enemies. Another idea is a story where Naruto and Tora go on an adventure together in the forest outside Konoha. Tora could get lost and Naruto has to use his ninja skills to find him, all while facing various forest creatures and obstacles.
Another idea is that Zelda characters find themselves in the Naruto world. They could get involved in the ninja academy and learn about chakra. Maybe Zelda herself could try to master some of the ninja arts and use her magic in combination with it. This would lead to a lot of interesting interactions between the Zelda characters and the ninja students.
One plot idea could be a training arc. Naruto could teach Illya some basic ninja skills like stealth or tree - climbing, while Illya could show Naruto some of her magic spells for defense. Another idea is a mystery - solving plot where they team up to figure out why strange things are happening in both their worlds. For example, strange creatures are appearing in Konoha and in Illya's town that seem to be related.
One plot idea could be that Kushina and Danzo have to work together to protect the village from a powerful outside threat. They start off distrusting each other, but as they face challenges, they gradually learn to respect and rely on one another.
Here's another idea. In the My Little Pony world, there is a prophecy about heroes from another dimension coming to help in a time of great need. The Naruto characters arrive just in time. A group of ponies, each with their own special skills and personalities, gather around the Naruto characters. They form a bond similar to a harem, not in a romantic way but in a sense of loyalty and friendship. They embark on a journey to find a powerful magical artifact that can save both the Naruto world (which is somehow also in danger due to the connection) and the My Little Pony world from an ancient evil. Along the way, they face various challenges, learn from each other, and grow as characters.
Well, you can try looking on fanfiction.net. There are a lot of great Naruto fanfics there. Just search for 'Naruto and Fem Tora' and then skim through the summaries to avoid any with inappropriate content. A lot of these fanfictions focus on their adventures together in the Naruto world, like going on missions or just having normal interactions within the Hidden Leaf Village.