Urusei Yatsura (1981)

S1E5 Desert Chic

Nefertina, feeling undervalued and disrespected, finds herself drawn to a charismatic biker. Unbeknownst to her, he is actually Apep, the snake demon with a vendetta against the 'boy prince's' family. As their relationship develops, the hidden threat of Apep’s true identity and intentions looms over her, complicating everything.