When writing, focus on his internal struggle. Show how his thoughts and emotions are changing as he becomes darker. You can also introduce new characters or powers that enhance the dark aspect of the story. Maybe give him a power that has a dangerous side - effect that slowly corrupts him. And don't forget to keep the Infinite Stratos world - building intact while adding your own dark twists.
In a fanfiction, Ichika and Houki could have a moment where they confess their feelings for each other. Maybe it starts with a simple misunderstanding. Houki sees Ichika with another girl and gets jealous. But then Ichika clarifies that he only has eyes for Houki, leading to a very sweet and heartwarming confession scene.
One possible fanfiction could be about Ichika and Chifuyu going on a training mission together. They face some unexpected challenges during the mission, which forces them to rely on each other more than ever. This could lead to a deeper understanding and bond between them.
A lesser - known but quite engaging 'Infinite Stratos Dark Ichika' fanfiction is 'Shadows of Ichika'. This one focuses on Ichika's inner demons and how they start to surface. The author does a great job of building a more complex and shadowy version of Ichika, with a plot that keeps you on the edge of your seat as he navigates through a world that is both familiar and yet so different from the original Infinite Stratos universe.
One great Ichika x Kanzashi fanfiction is 'A New Bond'. It focuses on their relationship development in a post - war scenario in the Infinite Stratos world. The story beautifully captures their growing understanding of each other.
Their relationship can be developed through shared experiences. For example, if they go through a tough training session together, they can learn more about each other's strengths and weaknesses. Communication is also key. Having heart - to - heart conversations where they open up about their fears and dreams can bring them closer. Another way is through facing challenges as a team. When they overcome difficulties together, it builds trust and a deeper connection.
There could be some new characters introduced, perhaps a mysterious figure who helps Ichika during his run - away journey. Or it could be an antagonist who is actually the reason Ichika runs away in the first place. His teachers at the academy might also play a role, either trying to bring him back or being involved in the events that led to his departure.
One popular Infinite Stratos Ichika harem fanfiction might be 'A New Beginning in IS Academy'. It often features unique character developments for Ichika and his relationships with the harem members. The story may include exciting plot twists related to the mecha battles in the Infinite Stratos world.
The contrast between their characters is one reason. Ichika is the typical male lead who is learning and growing in the world of IS, while Tabane is this super - intelligent and somewhat mysterious inventor. Their interactions can be full of surprises.