Callie betrays Marie over a stupid contest

>Callie betrays Marie over a stupid contest
What did they mean by this?

splatoon.nintendo.com/squid-sisters-stories/

We all know the truth

Callie is a bitch

...

>The bond between them would continue, unbroken, for years to come.
>literally lasts under 2 years
Really activates my almonds. is right.

Damn they're going all out for the story this time around.

W-what's gonna happen?

>Splatoon lore

I can't get hard enough for this.

Marie confirmed Octoling now.

>Callie can't let the loss go.
>Gets bitter and leaves.

I picked the better squid