They had to live in a rat infested super hot ship, where there was a lot of diseases spreading around, the crew mates in the ship expected them to behave and just go with the flow even in those conditions
Kids are having fun as they get ready to lave
True Love's Kiss is what they both have in common
The words in the brackets are telling the actors what to physically do, meaning it would be a stage direction.
It isn't dialogue because that is a conversation between two people.
It isn't dialect because that is how a person speaks. There is no speaking in the brackets.
It isn't narration because it isn't spoken allowed for the audience.
It isn't a description because that is too broad a term more often used for emotions.
Connecting a rhymed phrase or poem with a concept to be learned is called writing poetry.I am pretty sure