(A Furina fan. By the way, do you prefer one female lead, or Furina as the main partner with a harem? The plot takes a fairly serious approach.)
Hill, whose identity is shrouded in mystery, wakes up with no memories in a prison deep beneath the sea. For no apparent reason, the Hydro Archon Furina appoints him as her personal bodyguard, meaning he has to live with Furina every day. But can anyone simply defy the way fate is meant to unfold? ... How will he rewrite his own fate, and the story and destiny of Fontaine and all of Teyvat? ... Wait, you ask about the Traveler? She... she has probably already gone to the Abyss to look for her brother...