The sudden death of her master.
The master's last words: "Kill the La"
The only person who saved Valhalla, who was called a child of misfortune and shunned by society, was her master.
Her master, who was so important she could be called family, was murdered by someone.
Following her master's will, Valhalla vows to find "La" and take revenge.

9 suspects, 9 "La"s

Following the only clue left by her master,
Valhalla arrives at a suspicious island.
It is said that a "tea party that grants wishes" is held on this island.
The participants of the party are the 9 "La"s.
On this island, the truth hidden behind her master's death must be uncovered.

Deduction spun within delusions

After arriving at the suspicious island, you acquire a special ability called [Resonance],
allowing you to enter the memories of the suspects.
Peek into their pasts with Resonance and uncover the hidden truth.
Combine the gathered clues within the "dream",

and track down the true "La" who killed your master.