Victoria receives a visit from her mother who questions Mina's place as pilot and leader on the Sirens squad. The Tikis will face the team in a special race: a race under the completely wacky rules of the Maelstrom elites. Corto does not take this event seriously before realizing that all these codes governing the race are very difficult to remember and master. That's when she receives unexpected help from Mina. The latter having at heart to recover his place against Victoria.