Flashback — This game has some flashback scenes. Flashback is an interjected scene that takes the narrative back in time from the current point the story has reached. Flashbacks are often used to recount events that happened before the story’s primary sequence of events or to fill in crucial backstory. A character origin flashback shows key events early in a character's development.
Flashforward — An interjected scene that takes the narrative forward in time from the current point of the story. Flashforwards are often used to represent events expected, projected, or imagined to occur in the future. They may also reveal significant parts of the story that has not yet occurred, but soon will in greater detail. See wikipedia for more info.
Flirtatious Hero — One or more of the heroes in a game with this tag is flirtatious. This hero constantly flirts, be it actually suggestive or just playful banter. This is a trait typical of the "womaniser" archetype, but doesn't necessarily mean that the hero is promiscuous.