Lover-in-Law(2008)

A sticky living situation!

Lover-in-Law is an adult drama series following Tsutomu, a young man living with his brother and sister-in-law Mai in their family home. While Tsutomu helps run the family flower shop by day, Mai struggles with loneliness at night as her husband travels constantly for work. When Tsutomu discovers Mai in a vulnerable moment and they cross a line together, the encounter leaves him wanting more. Mai's attempt to pretend nothing happened only intensifies Tsutomu's frustration, pushing him to pursue a connection she seems reluctant to acknowledge. The series explores the tension and desire simmering beneath their shared roof, as boundaries blur and consequences loom.