Ep. 13: Junna discovers the dial grants only shared wishes and seeks Haruhi and Senna to save the world.

13

Junna remembers that the dial requires more than a single wish to function. He realizes the device only grants wishes that are shared by multiple people. Desperate to prevent the world's destruction, he searches for Senna to assist him. He finds both Haruhi and Senna in the park and instructs them to make a wish with him using the dial. The outcome results in Haruhi remaining as Junna's childhood friend, while Senna becomes his future little sister. This sequence clarifies the specific conditions required for the dial to operate effectively and determines the final relationships between the characters involved in the wish-making process.