She might be initially shocked. After all, she would have trusted her friends a great deal. Then she could become very sad and withdrawn. She might throw herself into her studies even more as a way to cope, trying to distract herself from the pain of losing her friends.
After the initial reactions, Hermione may choose to isolate herself for a while to figure things out. She would use this time to study and research, trying to find a solution to the problem with her friends. She might also look for new allies or resources within the fanfiction world to help her deal with the situation.
She might be initially shocked and hurt. Hermione is a character who values her friendships deeply, so their sudden departure would be a big blow. She could spend some time in denial, not believing that they would actually leave her.
Her friends might be initially shocked. But then they would probably rally around her. Some friends could be super excited and start planning for the baby's arrival, like getting baby clothes and toys.
Her friends would likely be very protective. They might form a sort of guard around her, making sure she's safe at all times. Some of them would probably be excited about the new life coming into the world and start preparing things like a nursery or gathering supplies for the baby.
Sakura could become very angry. She has been let down by those she trusted, and anger is a natural response. She might lash out at her friends or distance herself from them immediately. For example, she could say some harsh words to them in the heat of the moment.
Her friends will most likely be very supportive. Stella might use her fashion skills to make Bloom some beautiful maternity clothes. Flora could use her plant - based magic to create a serene and healthy environment for Bloom. Musa could use her music to soothe Bloom's nerves. Tecna might use her technological know - how to keep track of Bloom's health. They'll all be there to cheer her on and help her through the pregnancy.
Brock would be shocked, but then he'd start observing Misty's new Vaporeon - like features. He might try to come up with some kind of potion or treatment to reverse the transformation. And he'd also be fascinated by how Misty's behavior has changed, like her new affinity for water.