Deep Revenge

After four years in a coma following an accident, Nozomi awakens to learn that her child has died and her husband has remarried. Learning the crash was staged, she vows revenge.

Under a false identity, Nozomi enters the Mido household as a housekeeper to find proof of the staged crash, uncovering twisted ties and a key figure.

Suspecting Kyosuke, Erika's lover, Kako, coerces him into aiding her revenge, while Ryoichi's affair is unexpectedly exposed to Erika.

Kako exploits Ryoichi's gambling weakness to set a trap. As he's cornered, hidden Mido family schemes emerge, sending her revenge off course.

Learning Ren may not be Erika Mido's child, Kako secretly arranges a DNA test. After the Mido fortune, Aiko Sawai schemes for proof-but plans go awry.

Kako is shocked to learn from Dr. Mogami that Ren is her son. As Dr. Kadowaki, tied to a past accident, begins to act, Mido family secrets emerge.

Dr. Kadowaki, who knows Mido secrets, is left critical, hinting at another culprit. Kako vows to confront Tatsutoshi Mido as she feels watched.

As Kako's identity is exposed, Erika imprisons her for a mad tea party. As sisters clash, a major Mido hospital secret leaks. Erika makes a bold move.