In a Naruto and Tayuya crossover, it could start with Tayuya being resurrected in the Naruto world long after her death. She's confused and disoriented. Naruto comes across her and is initially cautious. However, he realizes she's not an immediate threat. As they interact, Tayuya starts to be influenced by Naruto's positive attitude. They then find out that there are remnants of the Sound Four causing trouble. Together, they embark on a journey to stop them. Tayuya uses her musical instrument - based attacks, and Naruto uses his ninjutsu, and in the process, Tayuya might even start to consider a new way of life.
One idea could be that Tayuya, who was an enemy before, is now a part of the Uzumaki clan. She and Naruto discover they have a connection through their clan heritage. This could lead to them going on a journey to explore the secrets of the Uzumaki clan together.
One idea could be that Naruto, through some strange ninja magic accident, finds himself in a situation where he has to protect Tayuya and a group of other female ninjas. As they go on adventures together, a harem dynamic starts to form. He could teach them his unique ninja ways, and they in turn, start to develop feelings for him.
A more complex plot might involve Tayuya being captured by an enemy group and Naruto being the only one who can rescue her. Along the way, Naruto discovers some secrets about Tayuya's past that change his perception of her, and she in turn realizes that Naruto is not just a simple - minded ninja as she initially thought. As they escape from the enemy, they form a bond that is both unexpected and deep.
One idea could be that Naruto and Tayuya are forced to team up on a mission in a mysterious forest. They start off bickering but gradually come to understand each other's strengths. For example, Naruto's determination and Tayuya's musical ninjutsu skills could combine in an unexpected way to defeat a powerful enemy lurking in the forest.
One interesting plot point could be the way Naruto and Tayuya deal with the unexpected pregnancy in a world full of ninja duties. For example, they might have to balance protecting their unborn child from potential threats while still fulfilling their obligations to their village.
One plot idea could be Tayuya getting involved in a mission with Naruto where they have to overcome a powerful enemy together. Their different skills and personalities clash at first but then they learn to work in harmony. Maybe they discover a hidden power within the process.
One idea could be that Naruto has to team up with Kin and Tayuya to face a new, powerful enemy. Maybe they initially don't trust each other, but as they battle, they start to understand each other's motives and skills. For example, Naruto's positive attitude could start to rub off on Kin and Tayuya, who are used to a more cut - throat ninja world.
One idea could be that Naruto discovers Tayuya has a group of friends who are also interested in him, creating a harem situation. He has to navigate his feelings for Tayuya while also dealing with the others. Maybe they all go on missions together and Naruto gradually realizes his deeper connection with each of them.
Maybe Tayuya gets tired of Orochimaru's evil ways and decides to defect. She runs into Naruto during her escape. Naruto offers her shelter in Konoha. During her stay, they start to fall in love. For example, they might train together and Naruto helps her control her sound - based jutsu better. This shared activity brings them closer.
Well, it really depends on the situation. If it's a battle based on sound techniques, Tayuya might be more dominant at first. But Naruto has a way of adapting and growing during battles. He also has his Sage Mode and other powerful forms. However, Tayuya is very skilled in her own right. If she can use her skills to her advantage and catch Naruto off - guard, she could be the more dominant one for a while. But overall, Naruto's ability to persevere and his large amount of chakra might give him the edge in the long run.