Maybe in the fanfiction, Robin's sickness is a result of a curse or some dark magic. This could lead to a search for a cure. Along the way, Robin could have fever - induced hallucinations that give clues about the source of the illness or how to cure it. Their friends would be divided between staying with Robin to protect them and going out to search for a solution.
Another plotline could be that Robin gets sick right before a major battle. Their team has to decide whether to postpone the battle or fight without Robin's strategic leadership. Some might think that Robin can still give orders from their sickbed, while others worry that it will put too much strain on them. In the meantime, Robin is struggling with their own physical weakness and the guilt of potentially letting their team down.
One possible plotline could be Robin trying to hide their illness from their comrades at first. They might be worried about appearing weak or burdening the team. As the sickness progresses, their friends start to notice the changes in Robin's behavior and performance. Eventually, they find out and rally around to take care of Robin, bringing in healers and trying different remedies.
Often, in such fanfictions, his sickness might be a part of a bigger plot. Maybe it was caused by an enemy's curse. So, while he is sick, his friends are also trying to figure out who is behind it all. And his relationship with other characters might change. Like, a female character could develop deeper feelings as she takes care of him, showing a different side of their relationship.
One possible plotline could be how Robin manages her duties in the army while being pregnant. Another could be the reactions of Chrom and the other Shepherds. Maybe some of them are overprotective, while others are more practical about it.
Another storyline could involve Robin's relationships during their recovery. Their friends could be very protective, not wanting them to overexert. There might be heart - to - heart conversations with Chrom, for example, about their fears of not being able to fully recover and be useful in battle again. Their bond could grow stronger through this difficult time.
Some fanfictions explore the idea of Robin and the harem being transported to a different realm or time. They have to adapt to new rules and enemies while still maintaining their relationships. There could also be a plotline where a member of the harem is in danger, and Robin has to go on a quest to save them. Along the way, they might encounter other Fire Emblem characters who either help or hinder their progress, adding more depth and complexity to the story.
Perhaps Mikasa gets sick right before a big battle or important mission. She is determined to still participate, but her body won't allow it. This causes her to feel frustrated and guilty. Her comrades then have to step up in her absence, and she has to watch from the sidelines as they face danger. Meanwhile, she focuses on getting better so she can rejoin them.
Perhaps in the fanfiction, Tobirama's sickness makes him weak and he starts to reflect on his life and the choices he has made. He could have conversations with his loved ones where he reveals his regrets or hopes. This introspective side of him due to the sickness could add depth to his character. Also, his sickness might be a catalyst for changes in the village he has helped build, as others step up in his absence.
In such 'fire emblem robin x robin fanfiction', it often creates a very different narrative compared to the original game. The relationship between the two Robins can open up new plotlines. It could be about how they support each other in battles or in strategic decision - making. Maybe it shows a side of Robin that was not fully explored in the game, like their ability to rely on a version of themselves. This kind of fanfiction can also attract readers who are interested in seeing alternative character developments and relationships that are not part of the main game storyline.
One possible plotline could be that Robin's friends have to take care of him in his kid form. They might struggle with things like getting him to school or dealing with his childish tantrums. Another could be that Robin in his kid form has some special powers or abilities that he doesn't have as an adult, which could lead to all sorts of adventures. For example, he might be able to communicate with animals more easily.
Well, a common plotline could center around the mystery of the pregnancy itself. In the Fire Emblem universe, there could be some sort of magic or prophecy involved. Maybe the pregnancy was unexpected and they initially struggle to come to terms with it. Another aspect could be the challenges of raising a child in a world full of war and strife. They might have to find a safe haven for their family, or they could be training their unborn child (in a more magical sense) even before it's born. And of course, there could be external forces that either try to help or harm them because of the significance of this pregnancy in the context of the overall Fire Emblem story.
Lissa would immediately spring into action. As a healer, she would be examining Robin, trying different spells and potions to make them better. She would be constantly by Robin's side, fussing over them and making sure they were taking proper rest.