Soul Eater Episode 12

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 12 - "Courage That is Not Lost to Fear: Maka Albarn's One Large Determination?"

Stein lets Black Star undergo special training to control Tsubaki's Demon Blade form. Maka also wants training to become stronger, but she needs something more before she can do so. Meanwhile, Medusa is having a run-in with two other witches, Eruka Frog and Mizune, who do not like her staying at the Shibusen. Medusa, after stating her plans, reveals to them that she previously had implanted magic snakes in their bodies and easily kills Mizune. Eruka manages to escape after Maka and her friends appear to investigate. After realizing that she must overcome her fears of having Soul hurt, Maka tells Stein that she finally discovered what she lacks. Eruka is tracked down by Medusa, who orders her to infiltrate the witches prison and release a dangerous convict from there.