D&D One Shot

An outline for a one-shot adventure with the situation, what the characters are, the aim of the one-shot, events during it and an ending.

tools for - dnd5e oneshot quest

theme:

The PCs are elite goblins who must discover the plans of a beautiful centaur artificer. Two of the characters have fallen in love. It might involve gnomes.
There is a well-dressed sage who betrays them partway through.
The characters start at a burning tavern. At some point they encounter a new potential ally. If things get stuck they discover a magic item.
Afterwards there is a character or villain coming back from the dead. Possible sequel... an evil organisation's plans were ruined and try to take revenge on the characters

The PCs are respected ghouls who must create a talking mask. One or more characters has an inquisitive mount. It might involve elemental air.
There is a mysterious servant who turns out to be the villain.
The characters start in a tavern brawl. At some point they encounter a symbol spell. If things get stuck someone tries to steal from them.
Afterwards there is a reward of a magical tower.

The PCs are egotistical abberation hunters who must defeat another a group of villains. It might involve elves.
There is a well-dressed fighter who wants to do the same thing.
The characters start during a heist. Early on foes are waiting for them. If things get stuck a villain turns up.
Afterwards there is an idyllic rural scene. Possible sequel... a foe returns more dangerous than before

The PCs are all monsters of the same type who must win a race of dinosaurs. It might involve sea.
There is a mysterious warlock who falls in love with a character.
The characters start in tense negotiations. Early on they encounter a magical door. If things are going nowhere something starts following the group.
Afterwards there is a reward of a favorable marriage.

The PCs are evil warlocks who must defend the base of powerful adventurers until they return. It is a tavern. The mood might be... tense
There is a famous monk who works against them.
The characters start at the scene of a murder. Early on they meet a rival group. If things get stuck they receive a useful sending.
At the end there is a reward of deeds to a village.