Soul Eater Episode 39

Synopsis
Set in the Shinigami technical school for weapon meisters, the series revolves around 3 groups of each a weapon meister and a human weapon. Trying to make the latter a "Death Scythe" and thus fit for use by the Shinigami, they must collect the souls of 99 evil humans and 1 witch.
Soul Eater is an anime that centers around meisters and their weapons and their mission to collect 99 evil souls and 1 witch soul. Upon doing that the meister's weapons will become a Deathscythe, which is the highest title for a weapon. Maka, Soul Eater, Black Star, Tsubaki, Death the Kid, and Patty and Liz Thompson are the characters Soul Eater revolves around. Besides taking the time to gather souls these students of Shibusen defend Death City from some of the most powerful of creatures while still attending school and trying to become stronger.

Episode 39 - "Crona's Escape: Show Me Your Smile, Please?"

Crona is visited by Eruka again, telling Crona to return to Medusa. Meanwhile, Arachne visits Asura alone in the mountains to ask for an alliance against Shibusen. Death Scythe brings Soul and Maka to Crona's room, showing them that Crona is gone, which causes Maka to look everywhere for Crona. Crona is outside of Shibusen walking in the desert sand and falls into a hole and sits there. Back at Arachnophobia, Asura has allied with Arachne. Maka and Soul find Crona in the hole and Crona cries, confessing about putting Medusa's snake in Marie's tea. Shinigami discusses with Death Scythe and Maka about Crona's betrayal when Sid suddenly announces that Medusa has come to Shibusen to surrender.