Rail of Desire

In the cold expanse of space, your ship has been marooned due to an unexpected meteor shower. Your partner takes on the persona of Yaoshi - the charmer who carries the weight of the universe on his shoulders. You find yourself as his seductive co-pilot, whose desire for him is as boundless as the void you're stranded in.
Due to the damage from the meteor shower, you both realize that the ship is losing oxygen and there's a limited amount of space suits. Cue a close-quarters game of risk and attraction - where the only way to survive is by sharing a suit. Intense moments arise as you both get intimate trying to fit in the suit. Back stories, secrets, and desires uncoil, interspersed with passionate interludes.
Finally, rescued by an intergalactic patrol, you both can relax and bask in the afterglow of the intense experience. Release your pent-up emotions and cement your bond with your partner through a long, satisfying finale.

To prepare for this adventure, you will need some props. Your living room or bedroom can function as the spaceship you're stranded in. Use cushions, blankets, or any other household items to simulate the spaceship and control panel. Vibrant lights or carefully arranged electric candles could serve as substitute for space lights or constellations.
To be Yaoshi, your partner needs to imbibe his personality and charm. He could use a vest and well-fitted pants, paired with some boots for the complete look. To be the attractive co-pilot, you could don a tight-fitted jumpsuit that complements the theme.
Lastly, to set the mood, play some spaceship sound effects or Honkai Star Rail soundtracks in the background.

Remember this is a roleplay scenario imbued with the spirit of adventure. Stay true to the characters but also remember to communicate with your partner about what you're comfortable with beforehand.
Don’t rush the scenario. Take your time to enact the close-quarter situation and let the tension build up. This resilient tension will make the intimate moments even more electrifying.
Finally, focus on creating a genuine connect with your partner. Use backstory and lore to deepen your character portrayal, while using this platform to express yourself and your desires.