Lydia Martin, Stiles Stilinski, Scott McCall, and Allison Argent are four best friends who go on there senior history class trip to Mexico. When something falls over onto Lydia Martins mind and makes her feel something she's hasn't felt until Jackson left her. what is it? Is it fear? is it anger,?or is she just homesick? no. why is Lydia feeling this way and what is it toward or a better question to ask is WHO is it towards?