Zevran

- Both have that comforting, quiet-healing vibe where the leads just get each other and slowly help mend the heavy stuff they’ve been carrying around.
- Both feature a relatable financial gap where the hardworking, financially struggling female leads are trying to survive on their own, while the male leads come from well-off families.
- Both give us soft-spoken, attentive male leads who never flaunt their wealth or look down on the FL instead, they quietly help out through small, thoughtful actions that protect her pride.
- Both nail the slow-burn pacing with a grounded, slightly melancholic mood that feels real and hits you right in the feels without being overly melodramatic.

Both are youth romance stories centered around high school students, first love, and complicated relationships. They feature two girls who having feelings for the same boy. Both also capture the bittersweet moments of growing up, summer memories, jealousy, and the complicated choices that come with falling in love.

Both star Cho Yi Hyun as a high school girl and blend youth romance with fantasy elements. They explore fate, mysterious events, and unexpected encounters that change the characters' lives, while balancing sweet romantic moments with emotional twists and supernatural mysteries.

However, Head Over Heels focuses more on shamanism, first love, and trying to change someone's destined fate, while Summer Vacation takes a more mysterious approach, leaving you wondering what is real and what might just be part of the main character's imagination.