Aegyo (애교) [ey · gi · yō]
|noun|. the act of being overly cute; cute & childlike behavior; generally pleasing & engaging often because of a childlike charm and innocence.
These two were supposedly based on a real couple, who said they wouldn’t board a life boat as long as there were younger people still aboard the ship. They both went below deck, presumably to their room, and that’s the last time they were seen.