Despite a chain of bad luck with his female companions during the festival, Tōma gets lucky on the last day when he wins a lottery for a one week trip to Chioggia, Italy. After he and Index arrive at Chioggia, Tōma tries to find Index after she gets lost but is found by Orsola who manages to find Index. Later, Orsola explains to them that she and the Amakusas are here at Chioggia to help move and pack her belongings to London. After helping them, Tōma and Index are about to go to their hotel when two assassins try to kill Orsola but their attempts are thwarted by Tōma and Index. The other assassin escapes by summoning a Sailing ship made of Ice in the canal where Tōma and Orsola accidentally board it. As they hide from their pursuers inside the ship, both of them realize the assassins were from the Catholic church and there is a fleet of Ice ships heading towards the Adriatic Sea. When someone tries to enter the room in which they're hiding, Tōma prepares himself and is surprised to find out it's Agnese.