While Fin and Phoebe make wedding plans, Benson and Rollins try to help a homeless single mother who's being trafficked in exchange for safe housing.
Jane represents a woman who wants to get out of an arranged marriage to the Prince of Bhutan; Kim and Parker try to help Eric's teacher get his job back; Teri signs on as Stacy's head of marketing.
When Mac is put into a dream state to help him recall key evidence found in Nikola Tesla's secret lab that could stop Codex's deadly plot, he encounters Nikola Tesla, Alexander Graham Bell, Thomas Edison...and his mother.