During a bet to prove her musical ability, Eliza faces skepticism from Keira's family who believe only the real Keira can play a rare, unreleased piece. Despite doubts, Eliza starts playing the elusive melody "A Whale's Descent," which surprises everyone as it matches the one Keira once performed. This stuns Keira's father, who declares he is the only one who should know the song. As tensions rise, he questions Eliza's identity, leaving her true connection to Keira unresolved and casting suspicion on her talent.