When Hurricane Harvey hits, one family member suffers a devastating loss; Danielle and Adam are split on what to do about Olivia escaping from her crib; it's time for the simple pleasures of Halloween, but Danielle may have to work through the fun.

The Busbys plan a special Thanksgiving, but bad news for Mimi may throw the holiday into turmoil; when Adam and Danielle find out that Riley and Parker are moving up to a different classroom, Adam struggles with the idea of separating the quints.

The Busbys wade back into potty training, determined not to be defeated this time; Blayke takes gymnastics lessons and enjoys one-on-one time with her parents; Mimi distances herself from the family as she struggles with losing her house.

When Danielle goes out of town for a work conference, Adam's left in charge of all six kids for the weekend; he has big plans in store for his little ladies; a routine eye checkup for Hazel delivers shocking news.

Adam and Danielle butt heads about where to spend Christmas; the girls perform in a Christmas show but get a case of stage fright.

Danielle and Adam want to give their daughters the best Christmas, but as their plans crumble, so does Danielle.

Danielle begins the new year by making a chore chart to teach the kids to help around the house, but wonders if this will remedy her exhaustion or double the quints' tantrums; the girls enter a fashion show.

As Danielle's health concerns grow, Adam reveals a bombshell secret that could mean she's actually pregnant; the couple's stress skyrockets when one of the quints goes missing; Blayke opens a lemonade stand and the entire family is ready to help.

Adam faces the challenge of pleasing his wife and all six of his daughters for Valentine's Day; Adam and Danielle are stunned by what they learn at Hazel's doctor appointment.

Danielle is ready to get the girls into underwear, but Adam is worried; Mimi asks to meet up with Danielle.