Perhaps Harry enters the potion shop and is surprised by the new and improved Draco who has turned over a new leaf. Draco shows Harry around the shop, introducing him to new potions he has created, and they end up having a civil conversation that could lead to a new friendship.
In the fanfiction, it could be that Harry is forced to go to Draco's potion shop because it's the only place that has the rare ingredient he needs for a potion to save a friend. Draco, on the other hand, might try to overcharge Harry, leading to an interesting negotiation.
Maybe Harry goes there to buy a special potion for his next adventure. He might be greeted with a cold stare from Draco at first, but then Draco realizes it's just business.
In the fanfiction, Draco's shop could have a special love potion. However, it's not the regular love potion but a more refined version that has a milder effect. Also, there could be a potion that helps with sleep, which is much needed for those who have trouble sleeping due to nightmares caused by dark magic.
Well, he might create some unique potions. Maybe a potion that can make people temporarily have the ability to speak Parseltongue. It would attract a lot of curious wizards and witches to his shop.
In the 'Harry goes to Draco's trial fanfiction', Harry could be a key figure. He may have mixed feelings about Draco, but still decides to attend the trial. It could be that Harry has some inside knowledge about the events that led to Draco being on trial. He might use this knowledge to either defend Draco or to at least make sure the truth comes out. Maybe Harry has seen Draco's attempts to change or the difficult circumstances Draco was in, and he wants to share this with the court to influence the verdict.
Well, if Draco gives Harry a lust potion in fanfiction, it could lead to a lot of chaos. Harry might start having unexpected feelings towards Draco or others around him. His normal behavior would be disrupted as the potion takes over his emotions. He could struggle to control his actions and thoughts, which would create a very interesting dynamic in the story.
One possibility is that Draco could try to change his family's fate. In the original story, his family was on the wrong side of the wizarding war. By going back in time, he might attempt to steer them towards a more positive path, perhaps by preventing them from getting involved with Voldemort in the first place.
Well, Naruto might be looking for some special ninja tools in Tenten's shop. Maybe he's on a mission and needs something specific, like a new set of shuriken.
In this fanfiction, Harry might see a world where magic has evolved in ways he couldn't imagine. Maybe there are new spells and potions that are far more advanced. He could also encounter the future versions of his friends and enemies. For example, he might find out that Ron has become a very important figure in the wizarding world, or that Voldemort's influence still lingers in some unexpected ways.
Well, perhaps Harry would be amazed by the different teaching styles at Beubaxtons. He might make new friends and learn new magic that Hogwarts doesn't teach.
Well, maybe Harry discovers some magical secrets in Salum. He could meet new and interesting characters there.
Well, he might visit some magical places that are not shown in the original books. For example, a hidden beach with mermaids and magical sea creatures. He could also meet some new characters who are on vacation as well, and they could have all kinds of adventures together, like exploring a mysterious forest filled with enchanted plants.