After his father's death and the destruction of his village at the hands of English raiders, Einar wishes for a peaceful life with his family on their newly rebuilt farms. However, fate has other plans: his village is invaded once again. Einar watches helplessly as the marauding Danes burn his lands and slaughter his family. The invaders capture Einar and take him back to Denmark as a slave. Einar clings to his mother's final words to survive. He is purchased by Ketil, a kind slave owner and landlord who promises that Einar can regain his freedom in return for working in the fields. Soon, Einar encounters his new partner in farm cultivation—Thorfinn, a dejected and melancholic slave. As Einar and Thorfinn work together toward their freedom, they are haunted by both sins of the past and the ploys of the present. Yet they carry on, grasping for a glimmer of hope, redemption, and peace in a world that is nothing but unjust and unforgiving.

Touya Mochizuki grows accustomed to his new life in another world. Armed with his trusty smartphone, the teenager accepts small quests at his leisure while spending time with his new fiancées: Yumina Urnea Belfast, Yae Kokonoe, and twin sisters Linse and Elze Shileska. But even in a relaxing environment, Touya is only beginning to understand the responsibilities that come with these engagements. In addition to his romantic woes, the elder fairy Lean wishes to locate the remaining pieces of Babylon, the floating island that the mysterious Professor Regina Babylon created five thousand years ago. Touya reluctantly accepts her request and seeks out the teleportation circles that will lead to the islands. However, strange monsters have emerged—possibly powerful enough to destroy the world. In order to save the second life he was given, Touya must weaponize ancient technologies to fight these monsters—all while balancing his overwhelming number of relationships.

Ever since moving to an in-game world after countless hours of VRMMO grinding, Yuna now calls Crimonia—the city where she started—home. While maintaining her reputation as a renowned adventurer, she continues to manage her businesses; but most importantly, Yuna spends time with the people she has grown to love. Nevertheless, this world has a lot more to offer the carefree adventurer. It is up to Yuna to discover these wonders, and perhaps help more people in need as she encounters their various plights.

Centuries ago, mankind abandoned planet Earth after the Vice, a race of mechanical aliens, drove them from their home into a life adrift in space. Now resigned to starships forged of pieces of Earth’s shattered moon, the final hope for humanity lies in the hands of Actresses, young women born with the ability to wield the only weapons that can harm the Vice: Alice Gears, mechanical suits that can finally turn the tide against the alien incursion.