Sera looked away. "Rika's supersmart. She graduated college already. She has a few degrees, so she's homeschooling me along with...mommy...before mommy got depressed." She looked back a bit. "And Rika taught me to swim."
This caused Rika to blush a bit out of embarassment. Sera was really refering to her a lot.
"Sh-she also cooks."
Rika looked even more embarassed. Sera wasn't stopping.
"You...I think she gets the picture Sera..." Rika said softly.