Unable to work at home due to the baby, Seok looks for another space; Seok starts giving piggyback rides to Ae-bong's mom after she gets eye surgery.
EP2 War of the In-laws; Your Mom Used to Be FitDec 03, 2018
The two grandfathers get competitive about Yul and battle it out over who’s number one; Ae-bong tries dieting to shed her post-pregnancy weight.
EP3 A Battle Against Myself; The Unbearable Weight of Dating a CopDec 03, 2018
After learning that someone’s been impersonating him, Seok tries to convince fans that he’s the real Seok; Ae-bong introduces Jun to her cop friend.
EP4 Protagonist; Limited EditionDec 03, 2018
Ae-bong decides to help Seok’s dad through male menopause; Ae-bong gets Seok a present that turns out to be more popular than she'd realized.
EP5 Sweet Honeymoon; The Night of The Living ColdDec 03, 2018
Ae-bong makes changes around the house to revive the romance; The men in the family try to get sick when Seok’s mother announces a big cleaning day.
EP6 Baby & Me; Neighborhood WatchDec 03, 2018
While babysitting Yul, Jun panics when she goes missing; Ae-bong's dad drags Seok and his friends into his neighborhood watch patrol.
EP7 Forgetful Mom; Surprise PartyDec 03, 2018
Ae-bong vows to never let her absent-minded mom babysit for Yul; Seok's secret plan to attend a cosplay festival leads to a big family mix-up.
EP8 I'll Be Your Celebrity; A Rare AnusDec 03, 2018
Sick with a cold, Seok gets mistaken for an idol star when he goes out in a face mask, hat and sunglasses; Seok gets toy robot parts stuck to his body.
EP9 Hectic Nursing; ScouterDec 03, 2018
Feeling unappreciated by her sons, Seok's mom decides to feign illness; Seok quits his job on a whim when he gets a tempting offer elsewhere.
EP10 My Wife's Male Friend; Party TimeDec 03, 2018
Seok gets jealous after hearing that Ae-bong had a close male friend in high school; Yul's first birthday party gets out of control.
Based on the longest-running web-based comic series "Ma Eum Ui Sori" in Korea, "Sound of your heart" is a story about Cho Seok, an aspiring comic writer, and his strange family.