Basic Trope: A character's love interest is the first person they've ever fallen in love with.
- Straight: Dave falls in love with Evelyn and has never experienced romantic love for any other person previously.
- Exaggerated: Not only is Evelyn Dave's First Love, she's also the only person he's ever slept with and his One True Love.
- Downplayed: Dave and Evelyn were High-School Sweethearts and, whilst they cared for each other, their relationship was more of a crush than genuine love.
- Justified: Dave and Evelyn meet as young adults, when they've only just begun to understand what romantic love is.
- Inverted: Last Girl Wins / Last Guy Wins
- Subverted:
- Dave and Evelyn eventually realise that, despite their love, they are incompatible and find new partners.
- Evelyn thinks she's Dave's First Love, but it turns out he was previously in love with someone else.
- Double Subverted: Although they broke up, Evelyn and Dave meet again years later and realise they still have feelings for each other, ultimately deciding to get back together.
- Parodied: ???
- Zig Zagged: ???
- Averted: Dave is a Celibate Hero.