There could also be a plot where Natsu discovers that his feelings for someone are actually deeper than he initially thought. At first, he might just think it's a passing crush, but as time goes on and he faces various challenges related to this person, he realizes it's true love. And he has to figure out how to handle these new - found strong emotions while still being his crazy, impulsive self.
Gray could also be a part of it. He might be the one teasing Natsu about his love problems or even getting involved in some sort of love triangle situation with Natsu. And Erza, she could be the voice of reason, trying to get Natsu to sort out his feelings in a more proper way, while also dealing with her own reactions to Natsu's love - crazed antics.
One reason it's captivating is the character of Natsu. His fiery personality and unique powers add an exciting element to the love story. The 'crazy trouble' in the title likely implies that there will be many obstacles and unpredictable situations in the relationship, which keeps readers on their toes.
You can start by looking on fanfiction websites like FanFiction.net or Archive of Our Own. These platforms have a large collection of fan - created works, and there's a good chance you'll find the 'Crazy Trouble with Love Natsu' fanfiction there.
One possible plot could be that the kidnappers are from a rival guild who want to use Natsu as leverage against Fairy Tail. Gray could then embark on a solo mission to rescue Natsu, facing various traps and enemies along the way. He might have to use his ice - make magic in creative ways to overcome obstacles.
Well, it could be that Peter falls in love with someone he shouldn't, like a villain's daughter perhaps. This would lead to all sorts of crazy trouble as his friends and the city he protects might not accept it.
Sometimes, in Naruto fanfiction, love can bring trouble when it involves a love triangle with a powerful and unpredictable character. For instance, if Orochimaru gets involved in a love triangle between two young ninjas. His motives are always suspect, and his presence can create chaos. The two ninjas in love might find themselves in dangerous situations as they try to deal with Orochimaru's interference while also dealing with their feelings for each other.
One common scenario could be Aang having trouble expressing his love to Katara due to his duties as the Avatar. He might be torn between his love for her and his responsibility to the world. Another could be love triangles, like if another character also has feelings for Katara and causes trouble for Aang. Also, cultural differences between Aang's Air Nomad upbringing and Katara's Water Tribe ways might lead to misunderstandings and crazy troubles in their relationship in fanfiction.
One common scenario could be Ichigo falling in love with an unexpected character. For example, in some fanfictions, he might fall for a Hollow who has retained some of her humanity. This creates a lot of crazy trouble as his friends in the Soul Society might not accept such a relationship, and he has to deal with his own internal conflict of loving someone who was once an enemy.
One interesting plot could be their journey of getting to know each other on a deeper level before the marriage. Maybe they go on adventures together and face challenges that strengthen their bond. Another could be how their friends in the guild react to their relationship and upcoming marriage, with some being overly excited and others being a bit more cautious.
Another plot could be a story set in a different time period. They are transported to the past and have to adapt to the old ways while also trying to find a way back to their own time. In this journey, they rely on each other a great deal and their bond becomes unbreakable.