T̶h̶i̶s̶ ̶i̶s̶ ̶a̶n̶ i̶n̶d̶e̶x̶ ̶o̶f̶ ̶a̶l̶l̶ ̶t̶h̶o̶s̶e̶ ̶t̶r̶o̶p̶e̶s̶ ̶d̶e̶t̶a̶i̶l̶i̶n̶g̶ ̶O̶b̶s̶e̶s̶s̶i̶o̶n̶. An index of Obsession Tropes, these t̶r̶o̶p̶e̶s describe ̶w̶h̶e̶n the varying d̶e̶g̶r̶e̶e̶s ways a character cannot cannot leave something ̶b̶e alone. Whether it be spending too much time, money, effort, t̶i̶m̶e or patience; the character i̶n̶ ̶q̶u̶e̶s̶t̶i̶o̶n will not stop until they are either dead, imprisoned, or possibly even finished. And maybe not even then.

Compare with ThisIsYourIndexOnDrugs. Opposite of ApathyIndex.

[[index]]
* {{Archenemy}}
* ClingyJealousGirl
* ConspiracyTheorist
* CrackIsCheaper
* {{Determinator}}
* DevotedToYou
* DrivenByEnvy
* EasterEgg
* {{Fanboy}}
* {{Fangirl}}
* {{Fanon}}
* FeudingFamilies
* ForeignCultureFetish
* {{Geek}}
* GrammarNazi
* HaremGenre
* LongingForFictionland
* LongingLook
* LoonyFan
* LustObject
* NeatFreak
* ObsessedAreTheListmakers
* ObsessedWithFood
* ObsessionSong
* {{Otaku}}
* PinocchioSyndrome
* PrinciplesZealot
* PsychoExGirlfriend
* RailEnthusiast
* {{Revenge}} / [[RevengeTropes Sub-Tropes]]
* SawStarWarsTwentySevenTimes
* SingleIssueWonk
* SingleTargetSexuality
* StalkerShrine
* StalkerWithACrush
* StalkingIsFunnyIfItIsFemaleAfterMale
* StalkingIsLove
* StopPokingMe
* SuperOCD
* TheResenter
* TheRival
* TenMinuteRetirement
* TheresNoPlaceLikeHome
* {{Trekkie}}
* TVTropesWillRuinYourLife
* UndyingLoyalty
* UnrequitedLoveLastsForever
* {{Workaholic}}
* {{Yandere}}
[[/index]]