The father of the baby could potentially be an antagonist if he has a different view on the pregnancy than Lucy. For example, if he wants her to have an abortion and she wants to keep the baby, he could create obstacles for her.
It's quite possible. Fanfiction writers often come up with various storylines including pregnancy for different characters. To find 'lucy queen pregnant fanfiction', you may also check if there are dedicated groups or forums for the source material that the 'lucy queen' is from. Sometimes, fans within those communities share or recommend such fanfictions.
One common theme is the journey of self - growth. As Lucy is pregnant, she has to face new challenges that force her to become more mature and responsible. For example, she might have to re - evaluate her career choices or her relationships.
It could be that Lucy leaves Fairy Tail because of a personal quest she has to undertake. This quest might be related to her family or her past, and she feels that she has to do it alone without the support or interference of the guild. She may plan to return once she has completed this important task.
It could be a new character introduced specifically for the fanfiction. Maybe a powerful mage who has a vendetta against Lucy and somehow manages to drive her out of Fairy Tail by causing trouble for her within the guild.
One possible plot could be that Daniel and Lucy face unexpected challenges during the pregnancy. Maybe they have to deal with financial difficulties while preparing for the baby. They could also struggle with family reactions, like Lucy's parents being initially against the idea of them having a baby so young.
The plot could involve Gray and Lucy dealing with the challenges of pregnancy. For example, Lucy might have a difficult pregnancy with some health scares. Gray would be by her side, using his ice magic to keep her cool during hot flashes. Their friends might be concerned and offer different kinds of support. In the end, they welcome a healthy baby into the world.
Gray and Lucy's pregnancy could be a beautiful journey. One day, Lucy discovers she's pregnant. Gray is initially shocked but then filled with joy. They start preparing a small nursery in their home. Gray paints the walls blue while Lucy arranges the baby furniture. Their friends from Fairy Tail are excited too, constantly bringing gifts and offering help.
One possible storyline could be that Desmond and Lucy face many challenges during the pregnancy. Maybe they have to deal with the reactions of their families and friends. Some might be supportive while others could be against it due to various reasons like their age or financial situation. They would then have to prove that they are ready for this new chapter in their lives.