Ward (Brett Dalton), Fitz (Iain De Caestecker), Simmons (Elizabeth Henstridge), and Skye (Chloe Bennet) head to the S.H.I.E.L.D Academy to find out who or what is behind a series of attacks on the students. Meanwhile, May (Ming-Na Wen) and Coulson (Clark Gregg) fly to Mexico City to track down a lead about Skye’s past; but will she like what they find?