Craving You 

“For 21 years, Kaoru has been my whole world.” Kana and Kaoru have been inseparable since childhood. Five years after Kaoru moved to Tokyo, Kana followed him to the city at last. But she soon discovers that while they were apart, Kaoru had been living with his girlfriend. After this girlfriend suddenly moves out, Kana finds herself haunted by the shadow she left behind. And yet, before she realizes it, Kana ends up growing close to Kaoru’s ex…? A burning love story, in which unrequited feelings intertwine, triggering a chain reaction.