Also, the storyline has to have some kind of appeal to it. There are a few "customary" storylines that have been overused in the past by almost every media; such as the ol' "OHH DEAR ALIENZ R INVAEEDING eeERRTH!!1111 U HaeEV 2 ESCPAE LOLOLOL!!!!!111" and the "your name is Blajamarakazoink B. Flarfangoofer, and you have to escape from this maze and get all 500,000 GOLDEN-SUPER-MEGA-DUPER keys to unlock the PORTAL OF DOOM!!!!!111111111". Redundant.

As you can see, a good storyline requires a plot, a time setting, a character, and, in the worst case, a storyline. It has to create a mood, a thought-provoking plot, and a... OH WHO CARES, IT'S JUST A JAZZ 2 LEVEL