Love Alarm Main cast, played by Kim Si Eun Episode 2x01: Episode 1 (Mar 12, 2021) Episode 2x02: Episode 2 (Mar 12, 2021) Episode 2x03: Episode 3 (Mar 12, 2021) Episode 2x04: Episode 4 (Mar 12, 2021) Episode 2x05: Episode 5 (Mar 12, 2021) Episode 2x06: Episode 6 (Mar 12, 2021)