Reunited with Him at Eighteen

A near-perfect younger brother × a prickly, conflicted older sister

They grew up together, but hadn't seen each other for six years and were now like sworn enemies. He got into her university just to relive the wonderful days of their childhood, only to discover that she had changed quite a lot.

As they gradually draw closer, there are plenty of laughs, as well as misunderstandings and arguments. Fortunately, neither of them walks away.