Maybe Steven comes back with new powers. He could have learned some unique combat skills during the Grem war. For example, he might be able to control a new type of energy that he discovered while fighting the Grem.
In the fanfiction, Steven's return from the Grem war could set off a chain of events. His friends and family are overjoyed at his return, but they soon notice that he has a haunted look in his eyes. As he starts to share his experiences from the war, they realize that there are new threats lurking, threats that the Grem war might have either awakened or left unresolved.
Pearl, Garnet and Amethyst would surely be main characters. They were probably waiting anxiously for Steven's return. Once he is back, they could help him readjust to life at home. They might also assist him in dealing with any post - traumatic stress or new challenges that emerged from the Grem war.
Well, it could be about Naruto coming back and dealing with the PTSD of war. Maybe he has trouble adjusting to normal life again, like struggling to connect with his friends and family who don't fully understand what he's been through.
Well, one possibility could be that Naruto comes back with a new sense of purpose. Maybe he's determined to reform the ninja world based on what he's seen in the war. He could start by trying to improve relations between different villages.
Another theme is growth. After going through the war, Steven is no longer the same innocent boy. Fanfictions usually explore how he has matured, both in his understanding of the Gem world and his place in it, as well as in his relationships with others. He might become more assertive or more empathetic.
In the 'Ash Return from War for Serna Fanfiction', it could be that Ash returns not just as a hero on the surface but is actually a bit of an anti - hero. He might have made some morally ambiguous decisions during the war. When he comes back to Serna, his actions and decisions start to divide the community. Some see him as a savior still, while others are wary of his new - found ways and the secrets he might be hiding.
Perhaps in the fanfiction, Ben returns but he's a changed person. He has seen the horrors of the space war and now he struggles to adapt to his old life. He might also have some new allies from the space war who come with him to Earth.
One possibility could be that Ash comes back from war a changed man. He might have seen a lot of hardships and death, which makes him more mature. When he reunites with Serena, their relationship could be a bit strained at first. Maybe he has some PTSD and Serena has to help him through it, and in the process, their bond deepens more than ever.
One popular 'Steven return from gems war' fanfiction might be 'Steven's New Beginning'. In this story, Steven comes back with newfound wisdom and strength. He uses his experiences in the war to bring about positive changes in Beach City, mending relationships and starting new initiatives for peace among the Gems.
One possible plot could be that James and Lily return to a much - changed wizarding world. They might focus on rebuilding their home and reconnecting with old friends. They could also be involved in mentoring the younger generation, sharing their experiences from the war.
A simple plot could be Baby Steven getting lost in the woods near the Crystal Gem base. He encounters some friendly forest creatures who help him find his way back. As he wanders, he discovers new magical elements in the forest that the Gems didn't even know about.