The World´s Finest Assassin Gets Reincarnated in Another World as an Aristocrat, Vol. 2 LN

The Assassin Meets The Hero Lugh, Dia, and Tarte enroll in the most elite academy in the Kingdom of Alvan. On the surface their goal is to learn how to be knights, but Lugh´s real goal is to get close to the hero he´s tasked with killing. The mighty hero turns out to be a bit different than Lugh expected, however, and he ends up getting rather close with him. Being a hero isn´t all its cracked up to be, it seems. When trouble strikes, will the assassin have to save the one he´s supposed to kill?