repercussions of crashing weddings (смешанная)

Yuuri downed another flute of champagne. And then another.
“What happened?” Leo asked Guang Hong.
“Yuuri tripped in front of Viktor Nikiforov and then ignored him when he offered a hand to help Yuuri stand up,” Guang Hong said. “Apparently, this means that Yuuri has shamed the entire Katsuki family, and so now he’s pretty determined to pretend he doesn’t exist.”
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Fantasy/Questing AU where Yuuri's party crashes a wedding and immediately forgets everything that happens there.
Now includes Viktor's POV