Every episode from the first season of the Japanese anime where university student Naofumi Iwatani (voice of Kaito Ishikawa), along with three other young men, enters a parallel world in which they are heroes destined to protect the citizens of the Melromarc kingdom from the Waves of Catastrophe. Armed with only a shield, Naofumi is belittled for his lack of attacking prowess and when his only ally betrays him, he is further regarded in a wholly negative light. As he trains alone Naofumi grows determined to prove to the kingdom that he is a worthy hero and when he makes two purchases, a rare egg that hatches into a fighting bird he names Filo (Rina Hidaka) as well as a demi-girl named Raphtalia (Asami Seto), his luck may be about to change. The episodes are: The Shield Hero, The Slave Girl, Wave of Catastrophe, Lullaby at Dawn, Filo, A New Comrade, The Savior of the Heavenly Fowl, Curse Shield, Melty, In the Midst of Turmoil, Catastrophe Returns, The Raven Invader, The Devil of the Shield, Everlasting Memory, Raphtalia, Filolial Queen, A Promise Made, A Conspiracy Linked, The Four Cardinal Heroes, Battle of Good and Evil, Naofumis Triumphant Return, Four Heroes Council, Cal Mira Archipelago, Guardians of Another World and The Rising of the Shield Hero.