When a supernatural object explodes, it gives Marco strange abilities that change his life. When the strange trans-universal mercenaries known as Arch Angel recruit him, he faces something deadlier than monsters and demons. But can he face the reality of something bigger and more powerful than Star's magic that lives inside of him?

Flash au Part 2. Star returns to Earth and reunites with Marco, who had his own adventure as well. Both friends rekindle their friendship and comes to terms with one another as an enemy from the past and another enemy from the future seek their destruction. Will they stopped their enemies from destroying them or will they do it to themselves.

Flash AU. Post-Bon Bon the Birthday Clown: Star returns to Mewni to rescue Glossaryck, defeat Ludo, and give herself some space from Marco after recent of events. Meanwhile, Marco is given abilities that that would change his destiny and bring new, powerful enemies.

After a Marco's big date with Jackie the two have a falling out and Star returns to Mewni. The two lose contact when years later they meet again. However things are different and Star sets out on a daring attempt to stop the old pain she feels at seeing Marco. Rated T because I'm paranoid and may use language:P