The plot might involve a world where humans and Transformers co - exist, but it's still rare for a human to raise a Transformer baby. The human finds the baby in a dangerous situation. They take it in and raise it as their own. The Transformer baby grows up with a unique perspective, being influenced by human culture. It could struggle with fitting in with other Transformers later on, but with the help of the human who raised it, it finds its place in both the human and Transformer worlds.
In a 'human raises transformers baby' fanfiction, perhaps the human is a mechanic. The Transformer baby is found in a damaged state. The human repairs it and then decides to raise it. As the baby Transformer grows, it forms a strong bond with the human. It could start to show an interest in the human's world, like going to school with the human (in a disguised form). The story could revolve around their adventures together and how they both learn from each other.
Well, taking care of a Transformer baby in such a fanfiction would be quite a task. The human would start by creating a suitable environment. If the Transformer baby has any mechanical or electrical systems that need tuning, the human, if they have the skills, would do that. They would also need to communicate with the baby Transformer, which might involve learning its language or developing a new way to communicate. The human would have to protect the baby from any threats, whether they are from other Transformers who might not understand the situation or from humans who might be afraid of it. They would also need to consider the baby's growth and development, perhaps providing it with new parts or upgrades as it gets older.
In a fanfiction, perhaps the human is a scientist who is studying Cybertronian technology. Knockout, being vain about his appearance and his own technological superiority, gets captured by the human's research facility. At first, Knockout is angry and tries to escape, but the human starts to show him how they are trying to understand Cybertronians to help them. Over time, Knockout starts to see the value in what the human is doing and they form a bond, with Knockout even protecting the human from other threats that come to the facility.
Maybe the baby bumblebee is trying to prove its bravery to the older Transformers. But during a test or challenge, a Transformer accidentally tickles it, and it starts to giggle uncontrollably. This makes the other Transformers see the baby bumblebee in a different, more endearing light, and they start to include it more in their activities with lots of tickling - inspired games.
One possible plot could be that a human mechanic discovers Blitzwing in a damaged state. The human decides to help repair him, and during the process, they start to communicate. Blitzwing is initially distrustful but gradually warms up to the human. As they interact more, they learn about each other's worlds and values, and the human helps Blitzwing understand the concept of friendship in a more in - depth way.
One thing that could happen is that Ash has to figure out the unique diets of each baby Pokemon. Some might need a lot of protein while others prefer fruits. Another possibility is that he has to train them not to be afraid of new environments. For instance, a baby Eevee might be scared of dark caves at first.
Maybe the human baby is a special child with some kind of unique ability. In the Ice Age setting, this ability could be related to communicating with animals. So the baby uses this power to bring different animal species together to form an alliance against a common threat, like a large flood or a group of extremely aggressive and territorial creatures.
A plotline could be Baby Bumblebee getting lost in an alien world. He has to use his wits and the limited skills he has learned from the Autobots to survive. Maybe he teams up with some strange alien creatures who at first seem hostile but end up being helpful.
In this fanfiction, perhaps Bilbo discovers a dragon egg. He decides to raise the dragon. He might face challenges like hiding it from the dwarves at first. As the dragon grows, Bilbo has to teach it right from wrong, which is a huge task considering dragons are known for their wild nature in Middle - earth lore.
One possible plot could be that Naruto discovers an orphaned child during one of his missions. He decides to take the child under his wing and raise it as his own. He would teach the child ninjutsu, just like Jiraiya taught him, and also instill in the child the values of hard work and loyalty.
Well, one possibility is that Goku, with his powerful Saiyan abilities and big heart, teaches Naruto new combat techniques. Maybe he shows Naruto how to better control his chakra by using some of the principles of Ki control in the Saiyan way. For example, Goku could help Naruto reach new levels of power in his Rasengan by adding elements of his Kamehameha's energy concentration.