Private 1 (Male leads alternate, female lead photo changes with each episode)

Seasons 1-3 - The Master of the Half-Human, Half-Beasts (Male Lead, BTS) (Up to Season 3 for each character) Season 4-7 - The Bullied Younger Brother (Male Lead, BTS) (Up to Season 3 for each character) Season 8-11 - The Master of the Male Lead (Male Lead, BTS) (Up to Season 8-11 for each character) Season 12-15 - The Seven Masters (Male Lead, TBD) Season 16-19 - Half-Human, Half-Beast? My Friend (Male Lead, BTS) (Up to Season 16-19 for each character) Season 20-23 - The Two Female Humans' Adopt