I think is after that picture you made with Rarity crying holding her necklace, Here's what I think that is the rest of the story:
Rarity wandered without route around Ponyville, still very sad about what she done with Spike, she didn't percepted that she was heading right for an ledge of a mountain, but when she got there, she saw someone, and it was...
"SPIKE!" She ran to him, only to see that he was crying as well.
"Spike...?" She called, Spike turned around to see her, but then turned back.
"You... you... you... hate me... don't you?" She said, dissapointed about what she had done got consequences... But when she turned around to leave and cry more, she was grabbed by Spike, who gave her a big hug
"S-S-Spike...?" She asked, curious (Will continue on the SpikeXRarity image!)