Since I don't know the exact story, it could potentially be about a figure who met a watery end and was considered beautiful in a way that defies normal expectations. It could be a story about love and loss, where the person who drowned was remembered in a special way that made them seem the most beautiful. It might also be a story with a moral or lesson, perhaps about the transience of life and the power of memory.
One possible theme could be the concept of beauty in death. The idea of the 'ahogado' (the drowned one) being the most beautiful might imply that there is a certain allure or significance to the state of death.
One great 'sakura haruno clan poderoso fanfic' could be one where Sakura discovers a long - lost power within her clan. This power could be related to some ancient healing arts that are even more potent than what she already knows. It might involve her going on a journey to find an old sage who can teach her how to fully utilize this power for the good of the village.