Fitch exclusive Rena Momozono stars in this intense POV drama as a busty sister obsessed with her older brother. Since childhood, Rena has proudly declared to everyone, "I'm definitely going to marry my big brother someday!"—growing up as a full-blown brother complex. When she learns her beloved brother has gotten his first girlfriend, she's devastated. Determined to destroy their relationship before he introduces her to their parents on their next holiday, she goes all-out, sweating intensely as she desperately tries every seductive tactic to win his affection, delivering a passionate and gripping performance.