Pluto

Episode 2

Jan, Ob-oom's best friend, tries to discover the truth behind the accident that happened to Ob-oom and her husband. Meanwhile, Ai-oon begins to get caught up in her attraction toward May.

Episode 3

Ai-oon realizes how small her position is in her grandmother's heart compared to her twin, as she also has to face complicated feelings between falling in love with May and realizing that May's love isn't for her, but for Ob-oom.

Episode 4

Ai-oon goes on a date with May.

Episode 5

Jealousy ensues when exes are visiting

Episode 6

Aioon and May inspire each other to face their fears

Episode 7

Ai and May go to a party. Heartbreak follows after some misunderstandings.

Episode 8

May reminds Ai of their first real meeting.

Episode 9

Ai and May confirm their love. Oom wakes up from her coma.

Episode 10

Ai makes a heartbreaking decision. May fights for Ai. Oom is trapped between the two.

Episode 11

Ai and May finally reveals all their shared secrets. Oom is heartbroken. Ai makes a sacrifice for her sister.

Episode 12

A happy ending with a wedding.