Well, it could lead to some really intense scenes. Voldemort might start to question his own power and immortality. Since the scar is a link between them, he might be afraid that Harry has some hidden ability related to the scar that could ultimately defeat him. He could also try to use dark magic to erase or take control of the scar, which would create a whole new conflict in the fanfic.
He might get angry. The scar is a symbol of his failure, so seeing it could trigger his rage.
They could represent his past traumas. Each scar is likely a reminder of a difficult encounter or a battle he has faced.
Harry's scars are a physical reminder of his encounter with Voldemort as a baby. In the fanfic, they might be a symbol of his unique identity. It sets him apart from others and makes him the Boy Who Lived. When Snape sees them, it could be a reminder of the power Harry holds, which Snape might both fear and respect in a way.
She would probably be very sympathetic. Molly is a motherly figure, so she might immediately reach out to comfort Harry.
Well, Hermione is known for her intelligence and rational thinking. When she sees Harry's scars, she might first try to analyze them. Maybe she'd wonder about the magic that caused them, and if there are any lingering effects. This could lead her to research more about dark magic or the spells that left those marks. At the same time, she'd also have an emotional response, perhaps feeling a bit of anger towards those who hurt Harry.
He might be initially shocked. Snape has a complex relationship with Harry, and seeing those scars which are a mark of Harry's past and his connection to Voldemort could stir up a lot of mixed emotions in Snape. Maybe he would feel a pang of guilt, as he has some role in Harry's life due to his connection with Lily.
If Snape were to see Harry's memories in a fanfic, it would be a very complex situation. Harry's memories are filled with his experiences at Hogwarts, his friendships, and his battles against Voldemort. Snape seeing these memories could potentially expose the truth about his relationship with Harry's mother, Lily. It could also make Snape realize that Harry is more than just James Potter's son. He might see Harry's struggles with being the 'Chosen One' and empathize with him on a deeper level. This newfound understanding could lead to a completely different path for their relationship, with Snape becoming more of a mentor or even a friend to Harry.
In a fanfic where Voldemort kidnaps Harry, it could lead to a lot of intense situations. Harry might be used as a bait to lure his friends into a trap. Or Voldemort could try to turn Harry to the dark side, using various forms of dark magic and psychological manipulation.
One possible plot could be that Sirius, upon seeing Harry's scars, is filled with rage and a renewed determination to fight Voldemort. He might see the scars as a symbol of all the pain Harry has endured and vow to protect him even more fiercely.
One possible plot could be that Molly, seeing Harry's scars, is filled with a deep sense of pity and motherly love. She might then recall all the hardships Harry has been through and vow to protect him more. It could also lead to a heart - to - heart conversation between them where Harry reveals more about his traumas associated with getting those scars.