The episode focuses heavily on Ritsuka’s family history and the growing tension between the human and devil worlds:
[Spoilers] Dance with Devils - Episode 4 [Discussion] : r/anime Dance with Devils (Dub) Episode 4
Lindo’s protective nature takes a dark turn as he attempts to lock Ritsuka in the house for her safety, using holy water to keep the devil student council members away. The episode focuses heavily on Ritsuka’s family history
Episode 4 of the English dub, titled " Bolero of Solitude and Melancholy ," is a pivotal point in the series that transitions from typical reverse-harem antics to deeper supernatural drama and character development. Plot Summary and Key Reveals later revealed to be Roen (Cerberus)
Ritsuka is tricked by a mysterious blue-haired man, later revealed to be Roen (Cerberus), who is working for a different master entirely.