S1 E1 • Grande sœur achevée !

Null is a young genius who misses her older sister, Peta... so she decides to re-create her, using her incredible intellect. The results are not exactly what she anticipated. Source: crunchyroll

Première diffusion : 4 octobre 2019

S1 E2 • Le repas parfaitement équilibré de grande sœur !

Peta makes her specialty dish for Null's breakfast, but even before she was a robot, her cooking could be questionable. It seems like the added processing power and machine strength haven't done anything for the older sister's skills in the kitchen. Source: crunchyroll

Première diffusion : 11 octobre 2019

S1 E3 • Grande sœur, je dois vraiment aller à l’école ?

Peta wants Null to attend school, but Null's advanced intellect makes her stand out from her peers. Can the siblings come to terms over Null's class attendance? Source: crunchyroll

Première diffusion : 18 octobre 2019

S1 E4 • Big Sister, Do I Have to Go to Space?

Peta tries to send Null to school, but Null has other plans... that end up getting a little out of control. Source: crunchyroll

Première diffusion : 25 octobre 2019

S1 E5 • My Big Sister Is Dead?!

Space: the Final Frontier. Null has found herself stranded in the vicinity of an abandoned space station in Earth's orbit, unsure of how to get home. Will Peta be able to save her little sister? Source: crunchyroll

Première diffusion : 1 novembre 2019

S1 E6 • Big Sister, What's Your Favorite Snow Cone Flavor?

Null and Peta head to the beach where Null meets a new friend. Source: crunchyroll

Première diffusion : 8 novembre 2019

S1 E7 • My Big Sister's Acting Suspicious!?

Peta seems to be up to something that might be putting her in danger, so it's up to Null to follow her incognito and discover the truth. Source: crunchyroll

Première diffusion : 15 novembre 2019

S1 E8 • My Big Sister's Bugging Out!

It's an invasion! The town has been swarmed by tiny ravenous bugs that are intent on eating everything in sight! Will Null's scientific knowhow and Peta's robotic power be enough to exterminate the scourge? Source: crunchyroll

Première diffusion : 22 novembre 2019

S1 E9 • My Big Sister's Brutal with a Hammer!

The tiny bugs that eat everything aren't so tiny anymore, as they fuse together into a giant entity intent on eating everything in it's path! Can the sisters stop it before there's nothing left to save? Source: crunchyroll

Première diffusion : 29 novembre 2019

S1 E10 • I Think of My Sister, Therefore My Sister Is

Peta has vanished, leaving Null to wonder where her big sister has gone. Source: crunchyroll

Première diffusion : 6 décembre 2019

S1 E11 • Big Sister, Big Sister, Big Sister!

Null has discovered something unsettling, and with Peta still missing, she's left alone to ponder the magnitude of her realization. Source: crunchyroll

Première diffusion : 13 décembre 2019

S1 E12 • Null and Peta

Null and Peta are reunited, and the sisters resume their life after the changes they've been through. Source: crunchyroll

Première diffusion : 20 décembre 2019