No, there is no marriage or relationships in this game.
Though a lot of people do like to pretend to be in a relationship with a villager they like.
Can villagers fall in love ACNL?
Villagers can’t really fall in love with you. Like, not love, but you know, like how puppies are cute!!
Is Isabelle from Animal Crossing LGBT?
Isabelle from Animal Crossing has been known to have a mean crush on the main player, regardless of their gender identity. She was pansexual even before most of the internet learned what pansexuality was from Janelle Monae. There’s a whole section of queer theory dedicated to Waluigi’s gender identity.
How do you marry Isabelle in Animal Crossing?
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HOW TO MARRY ISABELLE – YouTube
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Do villagers get sick in new leaf?
In Animal Crossing: New Leaf – Welcome amiibo, villagers cannot become sick. The feature was phased out due to a bug with the system where a villager may move away without pinging the player, as being sick interfered with pinging.