One possible plot could be that through some magical time - traveling anomaly, Harry ends up in a different time where he meets Lily before she is with James. They might bond over shared values and a sense of adventure, leading to their marriage. Another plot could involve an alternate universe where the normal relationships are disrupted, and Harry and Lily are brought together by fate to face a great evil together, and in the process, fall in love and marry.
Maybe in the fanfiction, Harry discovers a hidden prophecy that links him to Lily in a way that no one expected. They start to interact more, and as they get to know each other better, they realize they have a deep connection. Their relationship could grow from friendship to love, and they would marry, which would also cause a stir in the wizarding world as it goes against the normal timeline of events.
In a 'harry marries lily fanfiction', perhaps there's a spell gone wrong that changes the course of their lives. Harry, who has always known about Lily through her sacrifice, might find himself in a situation where he can save her from an early death. This new connection and his admiration for her could develop into love, and they end up getting married.
One possible plot could be that they discover they are not actually related in a way that was previously thought. Maybe there was a big misunderstanding about their family relations all along. Another could be a story set in an alternate universe where the social norms are different and such a union is somehow acceptable within that fictional world's rules.
One possible plot could be that after Cedric survives the Triwizard Tournament, he and Harry grow closer over time. They start to bond over shared experiences at Hogwarts, like their mutual dislike for Umbridge. Their friendship gradually turns into love, and they decide to get married in a small, private ceremony with their closest friends and family from the wizarding world.
One possible plot could be that Lily is under some dark magic influence which makes her turn against Harry. Maybe a powerful dark wizard has corrupted her mind, leading her to believe that Harry is a threat to the wizarding world that needs to be eliminated.
In some versions of this fanfiction, perhaps the Uchiha Naruto marries is a long - lost relative of Sasuke. This would add an interesting dynamic as Naruto and Sasuke already have a complex relationship. It could also involve Naruto having to prove himself worthy to the Uchiha clan in order to marry into it.
One possible plotline could be that the sister of Lily, initially having some sort of enmity or misunderstanding with Severus, gradually discovers his true self and falls in love. Another could be a more arranged - marriage - type situation where for some reason, they are forced to marry and then develop feelings over time.
Perhaps in the fanfiction, Hermione and Harry get married due to a magical bond that forms between them after a dangerous encounter with a dark wizard. In their married life, they work together to reform Hogwarts' curriculum, incorporating more Muggle - friendly and practical magic. They face opposition from some traditional pure - blood families but overcome it with their combined wisdom and courage.
One possible plot could be that Harry gains Lily's memories gradually. As he gets these memories, he starts to understand his mother in a much deeper way. He might learn about her childhood, her time at Hogwarts, and how she developed her magical skills. This new knowledge could also help him in his fight against Voldemort, as he might discover secrets that Lily knew.
Well, clearly Harry and Lily are the main characters. Harry, the Boy Who Lived, is known for his courage and his battles against Voldemort. Lily, on the other hand, was a talented witch whose love and sacrifice protected Harry when he was a baby. In this fanfiction, they are the central figures whose relationship is the focus.
Maybe in the fanfiction, there could be a spell gone wrong that causes Lily to forget her relationship with James and fall in love with Harry instead. Harry, at first, is shocked but then realizes that he has a chance to be with his mother in a different way. The story could then follow their journey of dealing with the confusion and the consequences of this new relationship, including how it affects the prophecy and the fight against Voldemort.
One possible plot could be that the portraits of James and Lily are somehow damaged or fading, and Harry has to find a way to restore them. He goes on a quest to find ancient spells or magical artifacts that can help.