A letter from Celestia interrupts one of Pinkie's parties with disturbing news. Now friendships will be pushed to the limit as Twilight struggles to uncover which of her friends is not who, or even what, she appears to be.

(While not a romance, this does contain a shipped pair)

in Russian

Pinkie Pie's unrequited love for Rainbow Dash reaches crisis point as she fears the party in her heart has at long last come to an end.

Illustration by the awesome Mogasaki/Swaetshrit.