Lena’s ex-boyfriend, Jack Spheer, comes to National City to unveil his big breakthrough in nano-technology, which has the potential to eradicate all diseases. Lena asks Kara to attend Jack’s conference with her for support. When Kara sees Snapper in attendance she’s inspired to tap back into her reporter skills and questions Jack on his discovery, which ultimately leads to a bigger investigation that puts everyone in danger.
A South Carolina resident and future grad student seeks a mobile tiny home.
A family of four move back to their home state of Michigan to go tiny.
Jett delivers a tuxedo to a boy named Ludwig in Austria. Ludwig has a piano performance at the Salzburg Festival that same day. However, the director of the festival directs Ludwig to a piano that is far too big. He wants to try to master this task with the help of the Super Wings. During the rehearsal, however, Jerome accidentally destroys the keyboard. Does the performance have to be canceled?
The affair of the poisons continues. Could it even reach deep into Louis's own court?
Louis has Phillipe get close to the spy. This ignites the Chevalier's jealousy. Fabien learns what Father Etienne does with the children he rescues. Montespan is desperate to reclaim the king's love, but Louis falls for someone more pious.
Sofia is thrilled when her boss gives her a used couch thinking it means she's on her way to a promotion. But Gabi hates the couch and sells it behind Sofia's back with the help of Josh's new app. When Sofia is more angry than Gabi anticipated, Gabi schemes to make things right again. Meanwhile, Elliot drags Yolanda to a weight-loss group where she reconnects with the Rabbi from Elliot and Alan's wedding. But he's scared to introduce Yolanda to his mother and admit that they're dating.
Ben is jealous when he learns Bonnie is sending Danny on a cruise to celebrate becoming a dad, so he and Danny hold a Wheeler War to see who deserves the trip more. Meanwhile, Tucker and Riley run into Tucker’s ex-girlfriend at a Lamaze class. In order to look impressive in front of his ex, Tucker fibs about where he’s at in life which snowballs into a chain of bigger lies and awkward encounters.
The friends learn the story of what happened to Ooo, while Betty continues her attempt to reach Simon, but she's interrupted by someone out to steal her magic.
As Harris' experiment at the science fair goes haywire with potentially explosive consequences, the school's MECH-X4 fan club threatens to uncover Ryan's secret identity.
The spouse of an FBI agent is kidnapped. Bryan wants nothing left to chance when Mexico demands the return of Mejia. Asha learns the identify of her friendly neighbor.
Jen and Josh take their boys to stay with Jen's parents in Texas and face the aftermath of an empty nest. Pumps calls on her mother when she needs a break from the kids.
Jana is forced to realise that she can't save everyone and must make a decision about her future. TJ and Matei track Emilia but discover that Madoc is now pack leader. They join the journey to Blydissiad but are in for a shock.
With her new album about to be released, Niq Niq considers whether she should use her mug shot for merchandizing. Meanwhile, T.I. is looking to start over, beginning with his house, but worries as each item exceeds the budget.
Kathryn struggles with supervised visitation with her children as Craig judges Thomas' parenting style. However, while Craig meddles in the affairs of his friends, his life with Naomie is slowly starting to fall apart. Meanwhile, at Shep's 37th birthday party Whitney confronts Landon about her true feelings for Thomas, while Cameran tries to convince Shep it's not too late to win Chelsea back before she sails off into the sunset with Austen.
Lord Fallon shows interest in Lucy - can she finally snare herself a keeper? Charlotte’s decision to leave Howard puts her in danger. To escape Lydia, Emily has to risk more than one life - will she take that chance?
Jimmy decides to represent a new client to Kim's dismay. Mike meets a formidable ally who gives a tempting offer.
Nygma convinces himself that he doesn't need Penguin to succeed and begins to introduce himself to Gotham as "The Riddler." Bullock and Lucius Fox get caught up in Nygma's mind games, while Gordon learns troubling news about his father's death. Meanwhile, the Court of the Owls reveals its next move.
Jim heads up a raid for a suspected drug dealer, Dan and Gordy respond to reports of an alleyway attack, and Jon goes on the hunt for a serial frugal driver.
Actress Liv Tyler unravels the mystery of her father Steven Tyler’s maternal family line, uncovering ancestors who took part in famous American battles. She also learns the shocking truths that will change the way she sees herself, and her family, forever.