Time Spiral(2014)

Time Spiral is a Japanese drama series following Natsuki Aizawa, a physics student haunted by a childhood kidnapping. Struggling with trauma, she has relied on her longtime friend Kentaro Yuki to navigate life. When charismatic professor Shuya Tatsumi joins her university, strange occurrences begin unfolding around Natsuki. The mystery deepens when she discovers Shuya's extraordinary secret: he is a time traveller moving between past and future. As inexplicable events accelerate, Natsuki must confront her traumatic past while grappling with the implications of Shuya's temporal abilities. The series blends psychological drama with science fiction, exploring how one man's connection to time itself might hold the key to Natsuki's salvation—or spell her doom.