Ep. 2: Tazuna must keep holding Koyori's hand to save her life while navigating domestic challenges.
Aired on January 18, 2017

Tazuna faces a critical dilemma involving his new companion, Koyori. If he releases her hand, she will die. He must figure out how to bring her home and explain to his parents that he will now be living with a girl. The situation also presents immediate practical difficulties, such as how he is going to take a bath with her while maintaining physical contact. The narrative focuses on Tazuna's struggle to manage this life-or-death situation alongside the awkward social and logistical implications of cohabiting with Koyori under these strict conditions.
Episodes
- Ep. 1 · Tazuna meets a girl in a locked lab and must battle in the Ziggurat
- Ep. 2 · Tazuna must keep holding Koyori's hand to save her life while navigating domestic challenges.
- Ep. 3 · Tazuna dines with Chizuru and Hayate, who reveal their true identities as Hand Shakers.
- Ep. 4 · Chizuru and Hayate help Tazuna and Koyori adopt the name Single Gear after the Ziggurat battle.
- Ep. 5 · Koyori meets President Lily and Masaru after losing contact with Tazuna
- Ep. 6 · Lily and Masaru battle Single Gear using Tarots and memories despite Tazuna's protests.