Season 1

E1. The Six Residents

Jun 2, 2017 · 90m

Six hopeful romantics move into the Signal House. Panelists, or love forecasters, observe them and try to determine who will connect and receive each other's heart signals.

E2. Do Their Qualities Make Your Heart Beat Faster?

Jun 9, 2017 · 90m

The residents reveal their ages and occupations to each other.

E3. Clueless Guy, Friendly Girl, and the Reason They Can't Date

Jun 16, 2017 · 90m

Sung Wook and Se Rin show off their hidden charms, and a fluffy new resident moves in.

E4. After the Date

Jun 23, 2017 · 90m

The residents go out on dates, unaware of which housemate they'll be meeting. Later, they go out for a fun night together filled with surprises.

E5. Push and Pull, and the Start

Jun 30, 2017 · 90m

The blooming couples adjust to a new presence in the Signal House. Ju Won and Se Rin's past is revealed.

E6. Bluff or Truth - What's at the Bottom of the Guys' Hearts?

Jul 7, 2017 · 90m

The residents are confused about where they stand with their prospective love interests.

E7. The Girls' Secret

Jul 21, 2017 · 90m

Se Rin puts forth her best effort to be noticed by Cheon. Ara's preferences threaten her relationship with Sung Wook.

E8. Change Makes Us Grow

Jul 28, 2017 · 90m

Another new resident joins the Signal House. Cheon becomes even more vocal about his feelings.

E9. Triangle

Aug 4, 2017 · 90m

Ju Won sets his sights on Ji Hye, but is his heart still looking toward Yoon Kyung? Hyun Chan goes on two separate dates.

E10. The World You Live In

Aug 11, 2017 · 90m

Ju Won leaves for training. Which lucky lady will join him on the track? Meanwhile, a floundering couple gives it another shot.

E11. For a Happy Ending

Aug 18, 2017 · 90m

Time is winding down in the Signal House, so the residents begin to express feelings they've previously kept to themselves.

E12. Eight Heart Signals

Aug 18, 2017 · 90m

The love forecasters observe the residents' final three days in the Signal House, hoping to correctly predict everyone's final choices.

E13. Special - Part I

Sep 1, 2017 · 90m

In part one of two special episodes, the residents join the love forecasters in the studio to reminisce on their time spent in the Signal House and discuss what they've been up to since filming. Plus, never-before-seen footage!

E14. Special - Part II

Sep 2, 2017 · 90m

In part two of the special episodes, the residents and forecasters address rumors, look back on more memorable scenes, and reveal what happened at Ju Won's big races. Plus, even more never-before-seen footage!

E15. Episode 15

Sep 14, 2017 · 90m