Imagine Person A being afraid of thunderstorms, and while hanging outside at a playground with B, it suddenly starts raining.
Since neither of them have umbrellas, they have to cuddle together in the tunnels on the playground equipment.
Imagine your icon is now split into multiple versions of them, all representing different aspects of your icon’s personality, and it’s up to you to get them back together.
Imagine Person A of your OTP is paraplegic and meets Person B (and C) at a grocery store where the shelves are too high for them to get the things they need.
Person B’s family is visiting with their dog when Person A yells “Down, boy!” and both the dog and Person B immediately hit the floor.
Imagine your OTP playing a horror game together. Person A screams and clings onto Person B a lot, while B was just talked into playing with A and is stuck comforting A the whole time.
Imagine Character A of your OTP(3+) is ace, but constantly gets hit on because the clothes they like to wear are perceived as hypersexual. Character B jokingly suggests they wear a potato sack. Character A takes it literally (and finds themself receiving more unwanted attention than before). (OT3: Character C quietly instagramming the whole thing)