Nineteen to Twenty

• 

  1. Episode 1

  57m

  Eight teens start their first day of School 19, getting to know each other while following one rule that'll pique their curiosity.

• 

  2. Episode 2

  58m

  On day two of School 19, the teens swap stories about their past relationships — later tasked with homework that'll make their hearts flutter.

• 

  3. Episode 3

  52m

  Just as the eight classmates settle into their dynamic, two new transfer students enter School 19. How will this addition shake up the group?

• 

  4. Episode 4

  57m

  Sparks fly as the 10 students pair up for cooking class. They later head to an amusement park, where thrilling rides risk revealing hidden feelings.

• 

  5. Episode 5

  60m

  On the last day of School 19, the students pair up for a dancesport class — and new feelings arise. Upon graduating, they move into House 20.

• 

  6. Episode 6

  70m

  It's the New Year and the no-dating rule is no more. As the group forms deeper connections, Dream Dates raise the stakes for the doe-eyed youngsters.

• 

  7. Episode 7

  68m

  A few housemates pair up to go on dates, solidifying connections — for better or for worse. The first two Dream Dates are announced.

• 

  8. Episode 8

  72m

  The housemates begin scouting for the Dream Date. Will the dates blossom into something more? Or will they lead to a change of hearts?

• 

  9. Episode 9

  63m

  A couple goes on their Dream Date — but feelings remain complicated. As the housemates go on their own dates, conflicting emotions bubble to the surface.

• 

  10. Episode 10

  71m

  A couple of once-mutual connections turn distant. A new Dream Date announcement leaves the housemates navigating an emotional minefield.

• 

  11. Episode 11

  63m

  After a drama-filled night in House 20, the housemates continue to go on dates. While a couple cements their relationship, they face an accident.

• 

  12. Episode 12

  84m

  An unintended eavesdrop creates soured feelings. Two couples go on their long-awaited Dream Dates, leading to heartbreak back at the house.

• 

  13. Episode 13

  87m

  As their time in House 20 nears the end, the housemates reflect on their time together. While some make their relationships official, some find closure.

Cast

Cho Kyu-hyun

Self - Host

Kim Ji-eun

Self - Host

Lee Soo-hyun

Self - Host

Jeong Se-woon

Self - Host

Kim Jung-hyuk

Self - Teacher

Im Jeong-yun

Self