"Marked for you." (KuroTsuki)

In this Kurotsuki fanfiction, Tsukishima Kei struggles with the sudden revelation that Kuroo Tetsuro is his soulmate, marked by a symbol on his wrist that appears on his 16th birthday. Tsukishima, who is uncomfortable with the idea of fate and emotional connections, tries to avoid Kuroo and deny the significance of the mark. Despite his efforts, he is continually drawn back to Kuroo, who is patient and determined to explore their bond. With the support of his friend Yamaguchi, Tsukishima begins to confront his fears and doubts, slowly opening up to the idea of giving their connection a chance. By the end, Tsukishima starts to accept the possibility of something deeper between him and Kuroo, though he remains cautious about fully embracing it.