Ted freaks out when Stella invites him to a wedding six months away, which is twice as long as they have been dating. Believing they are moving at two different speeds in their relationship, Ted breaks up with her. But after Ted has a potentially near fatal accident, he comes to the realization that he loves Stella and that he wants her back. A misunderstanding between Ted and Stella about the break-up may jeopardize them getting back together again. The accident also brings into clearer light the status of Ted and Barney's currently estranged friendship. Meanwhile, Marshall and Robin argue about what constitutes a miracle.