Part 1

March 23, 2018 | 13 Episodes

Alexa is battling cancer. But with her best friend, Katie, by her side, she's also starting high school -- and ready for whatever comes next.

Part 2

December 26, 2018 | 10 Episodes

For best friends Alexa and Katie, sophomore year brings budding romance, a birthday milestone -- and big lessons they'll never forget.

Part 3

December 30, 2019 | 8 Episodes

Junior year is finally here for Alexa and Katie with new relationships, surprising friendships and big decisions on the horizon.

Part 4

June 13, 2020 | 8 Episodes

Summer's over, and Alexa and Katie are starting their senior year. They've been through so much together — but there's still more to come.