No. Writing fanfiction that involves sexual content is inappropriate and unethical. Fanfiction should focus on positive, creative, and family - friendly aspects of the characters, such as their adventures, friendships, or character growth.
Often, friendship - turned - love is a theme. Since they might start as friends in the original context, in fanfic it can be interesting to see how that relationship evolves into something more romantic. Also, themes of loyalty and support can be present, as they face challenges together in the stories.
You can start by looking on popular fanfiction websites such as Archive of Our Own (AO3). It has a large collection of various fanfictions, and there's a good chance you'll find some great lucas and marcus fanfiction there. Another option is FanFiction.net. It's one of the oldest and largest fanfiction platforms and may have what you're looking for.
Some lucas and marcus fanfiction might be set in a post - apocalyptic world. In this kind of story, they could be part of a group trying to rebuild society. They might use their creativity and courage to find solutions to problems like lack of resources and threats from other groups. Also, a fanfiction could explore their family relationships and how those impact their decisions and actions in different situations.
I'm not sure of specific 'lucas and marcus gay fanfic' stories. You could try searching on fanfiction platforms like Archive of Our Own. They have a large collection of fan - made stories and you might be able to find some interesting ones about Lucas and Marcus there.
One way is to create a story where they are working towards a common goal. Such as they are both part of a school project and they learn to respect each other's ideas, communicate effectively, and in the end, achieve great success with their project. This shows their relationship in a positive, non - sexual light.
Marcus Luttrell is a Navy SEAL. He is the central figure in his own story. He was part of a special operations mission and became the sole survivor of a tragic event during that mission.
I'm not sure who Lucas Torres specifically is without more information. He could be an ordinary person with an extraordinary story, or someone well - known in a particular community or field.