The next in line

The story revolves around Coral and her family who receive an invitation to visit an old relative in Ireland. As they arrive at the massive mansion of their 5th great aunt, Clarissa, mysterious events unfold, including encounters with guards and a locked gate. The protagonist, Coral, is intrigued by these odd occurrences and sets out to unravel the mysteries hidden within her great aunt's estate. As she explores, she discovers clues and a key that could potentially unlock the gate and reveal the secrets hidden beyond it. The story combines family dynamics, mystery, and adventure as Coral and her cousins, as well as Seong-jin who delve into the unknown, uncovering a deeper purpose and unexpected revelations along the way.