Lucky Boy Saves Cute Sister-in-Law & Gets Her Hookup

A young man steps up as a true hero when he witnesses a gorgeous woman being aggressively harassed by a predator on the street. In a moment of chivalry that earns him instant gratitude from the beautiful victim—Mao Kurata—she offers him a permanent place in her life: becoming her sworn little brother! Little did they know that this seemingly sweet arrangement was about to get complicated. The initial attacker pales in comparison to the cunning nature of this youthful savior. Mao Kurata herself is a stunning sight; despite her petite stature (160cm implied), she boasts an irresistible figure with impressive 95cm bust and a firm 87cm waist. Having previously been seen in business attire during her sales work adventures, she appears perfectly normal on this walk home until the mugging attempt begins. Just as a man lunges to claim his prize, Kurata's cries for help draw attention, leading to his swift escape. The bond deepens quickly as Kurata invites her rescuer into her home, expecting a heartwarming dynamic between an older sister and her adorable new little brother. However, romance rarely unfolds without twists, especially when high stakes are involved. Prepare yourself for unexpected passion as this innocent sibling relationship turns into something much hotter... Don't miss out on how this lucky boy ends up getting thoroughly claimed by his newfound sister!