Tears Are Thicker Than Blood

"James should have suspected something when he arrived in the Great Hall with the rest of the Marauders and swept the Gryffindor table with his eyes, and didn't find Lily. He should have suspected something when three fours of the Slytherins, including Snape, Avery and Mulciber, were missing in potion class. [...] That's when he heard the portrait hole swing open." Jily ONE SHOT