I am the ultimate accidental video game one-night-stander.
emo
I turn games on and play them for a day or two, then I get busy and forget about them for a while.
gonk
Console games...
LoZ: Skyward Sword (I get too sad when I think of beating it and then I turn it off for a while)
Mass Effect 1, Mass Effect 3 (two different Shepards)
Resident Evil 6 (I basically beat it, just unlocking things)
Skyrim
Harvest Moon: Animal Parade
Rune Factory: Frontier
Rune Factory: Tides of Destiny
Handheld games...
Hotel Dusk: Room 215 (which I beat years ago, but I'm replaying it because I got the sequel)
Avalon Code
Golden Sun: Dark Dawn
Final Fantasy: The 4 Heroes of Light
Pokemon Heart Gold, Pokemon White, Pokemon White 2
Kenka Bancho: Badass Rumble
LoZ: Spirit Tracks (stuck at the VERY end xD)
Gravity Rush
Older games...
Shenmue
Okami
Chulip
LoZ: Wind Waker
LoZ: The Minish Cap
And probably even more.
crying