There's a fanfiction called 'Saru: A Different Path'. This story takes Saru on a path that we haven't seen in the show. It explores his relationships in a different light, especially his bond with his crewmates. The writing style is engaging and makes you feel like you're right there with Saru on his adventures.
Dragon Ball Saru Absorption No. 18's manga did not have any official manga works, only novels and animation works. In the Dragon Ball series, the plot where Sarroux absorbed Number 18 happened between the novels Dragon Ball Z: Attack of the Saiyan and Dragon Ball Z: Knight of the Universe. The plot was presented in both novels and anime.
You can find Saru x Misaki fanfics on some popular fanfic websites like Archive of Our Own (AO3). It has a large collection of various fanfics including those of Saru and Misaki. Another place could be Fanfiction.net, which also has a wide range of fan - created stories.
One great Saru x Misaki fanfic is 'The Bond Between Them'. It beautifully portrays their relationship development. The story focuses on how they overcome challenges together. Another is 'Saru and Misaki's Adventure' which takes them on an exciting journey filled with friendship and mutual understanding. And 'Saru - Misaki: Unspoken Feelings' delves deep into their unexpressed emotions for each other.
Saru is a really interesting character. His unique biology as a Kelpien and his cautious yet brave nature make him a great subject for fanfiction. People love to explore his backstory, his relationships, and his potential future in different scenarios.