Mariko Nakasu

Often referred to by the sultry nickname "Body Ko," this captivating woman is frequently misunderstood due to her reputation for casual flings. While she appears focused on fleeting encounters, she secretly longs for a deep connection, harboring a lifelong devotion to a childhood friend from Yokohama. After a brief romance with Tsutomu, she sets her sights on Yuusuke, entering a complex romantic rivalry with Ayumi as she pursues a genuine bond.