An index of tropes describing the varying ways a character cannot leave something alone. Whether it be spending too much time, money, effort, or patience; the character will not stop until they are either dead, imprisoned, or some combination thereof. Maybe not even then.
Compare with Body Image Tropes, Prejudice Tropes, Selfishness Tropes and This Is Your Index on Drugs. Opposite of Apathy Index.
- 10-Minute Retirement
- Apophenia Plot: A character obsesses over a string of random events, believing them to be part of a conspiracy.
- Arch-Enemy
- Attempted Homewrecker: A character obsessively chases after someone who they know is taken.
- Baby Be Mine: A woman will go to extreme lengths to have a baby.
- Blind Obedience
- Blood Lust
- Challenge Seeker
- Clingy Jealous Girl
- Clock King
- Conspiracy Theorist: A person believes that the world is being manipulated by some secret organization and is obsessed with proving that they are right.
- Crack is Cheaper: Feeding your obsession can prove very expensive.
- The Collector
- Crazy Jealous Guy
- Complexity Addiction: A character is too fixated on forming convoluted plans to consider simpler solutions to their problems.
- Determinator: A person is so focused on achieving their goal that nothing can deter them from it.
- Devoted to You
- Driven by Envy
- Easter Egg
- Enemies List
- Fanboy
- Fangirl
- Fanon
- Fan of Underdog
- Feuding Families
- The Fettered
- Foreign Culture Fetish
- The Gambling Addict: Someone who is obsessed with gambling their money, usually to poor results.
- Geek
- Gold Fever
- Gotta Kill Them All
- Grammar Nazi: Getting upset over every little grammatical error another person makes.
- Groupie
- Harem Genre
- Heroic Vow
- I Gave My Word
- If I Can't Have You...
- Instant Taste Addiction
- Intrigued by Humanity
- It Must Be Mine!
- I've Come Too Far
- Just One More Level!: A character becomes so engrossed in a video game that they won't stop playing it.
- Longing for Fictionland
- Longing Look
- Loony Fan: A fan who won't leave the person they admire alone.
- Love the Product, Hate the Producer
- Lust Object
- Masturbation Means Sexual Frustration: A character masturbates to something that they're sexually obsessed with.
- Money Fetish: Someone has an obsession with money.
- My Country, Right or Wrong
- My Master, Right or Wrong
- Narcissist: Someone who has extreme love and admiration for oneself.
- Neat Freak: Someone is obsessed with making everything as neat and clean as possible.
- Number Obsession
- Obsessed Are the Listmakers
- Obsessed with Food
- Obsessed with Perfect Attendance
- Obsession Song
- Obsessive Hobby Episode: An episode which involves a character taking up a hobby and becoming obsessed with it.
- Obsessively Normal
- Obsessively Organized: A person who is obsessed with things being neat and orderly to the point that stuff ending up out of order or disarray is enough to drive them bonkers.
- One-Track-Minded Artist: They have one style of art, and they'll make it over and over again.
- One-Track-Minded Hunger
- Otaku
- Overcomplicated Menu Order
- The Perfectionist: A character can't stand being less than perfect at what they do.
- Persecuting Prosecutor: This Amoral Attorney will stop at nothing to convict an opposing defendant.
- Pining After Protagonist's Parent
- Please, Don't Leave Me
- Principles Zealot
- Psycho Ex-Girlfriend
- Race Fetish
- Rail Enthusiast
- The Resenter
- The Rival
- Saw "Star Wars" Twenty-Seven Times: A character's obsession with a movie is demonstrated by having them claim to have seen the film a ridiculously large number of times.
- Schedule Fanatic
- Seeking Ultimate Strength
- Single-Issue Wonk
- Single-Target Sexuality: A character who is only attracted to one specific person.
- Socially Unacceptable Collection: whether someone is seen as a harmless Collector of the Strange or a nut hoarding dangerous objects can depend on public opinion.
- Spurned into Suicide
- Stalker Shot: A character thinks they're alone until the camera reveals they're being stalked without their knowledge.
- Stalker Shrine
- Stalker with a Crush
- Stalker with a Test Tube
- Stalker without a Crush
- Stalking Is Funny if It Is Female After Male
- Stalking is Love
- Stop Poking Me!
- That One Case
- There's No Place Like Home
- Trans Chaser
- Trekkie
- TV Tropes Will Ruin Your Life
- Undying Loyalty
- Unrequited Love Lasts Forever
- Went Crazy When They Left
- Workaholic
- The Xenophile
- X Must Not Win
- Yandere
- Yandere Couple
