电影《亲亲后妈》讲述了祐树对他的继母绘梨花起初毫无感觉，但在目睹绘梨花被自己的父亲施暴后，他对她产生了怜惜之情。慢慢地，祐树逐渐喜欢上了绘梨花，并对自己年轻又可爱的女友失去了兴趣。在被继母吸引得晕头转向的情况下，祐树最终做出了无法挽回的举动

《亲亲后妈》通过家庭关系的错综复杂，探讨了情感的迷失和道德的边界。祐树一开始对绘梨花并没有特别的感觉，甚至对她有些冷漠。然而，当他目睹绘梨花遭受家暴时，他的内心产生了怜悯之情，开始对绘梨花抱有同情和关注。

随着时间的推移，祐树的情感逐渐转变为对绘梨花的喜欢。他开始对自己的年轻女友失去了兴趣，而对绘梨花产生了特殊的情感依恋。这种情感的迷失让祐树陷入了道德和伦理的困境中。他意识到自己的举动是不可接受的，却无法控制自己的感情。

在电影的剧情发展中，祐树最终做出了令人震惊的决定，这个决定不可逆转地改变了家庭的命运和每个人的生活。他被自己对绘梨花的情感迷失所左右，做出了背离伦理和道德底线的行为。

The movie "Kiss Stepmother" tells the story of Yuki's stepmother Erika who had no feeling at first, but after witnessing Erika being raped by her father Finally, he felt pity for her. Slowly, Youshu gradually fell in love with Erika, and lost interest in his young and lovely girlfriend. Being dizzy attracted by his stepmother, Yuki finally made an irreversible move

"Kiss Stepmother" explores the loss of emotions and the boundaries of morality through the intricacies of family relationships. Yushu didn't have any special feelings for Erika at first, and was even a little indifferent towards her. However, when he witnessed Erhua suffering domestic violence, he felt pity in his heart, and began to have sympathy and concern for Erhua.

As time goes by, Yuuki's emotion gradually turns into liking for Erika. He begins to lose interest in his young girlfriend and develops a special emotional attachment to Erika. This loss of emotion makes Youshu fall into a moral and ethical dilemma. He realizes that his actions are unacceptable but cannot control his feelings.

In the course of the film, Yuuki ultimately makes a shocking decision that irreversibly changes the family destiny and the life of each individual. He was swayed by his emotional loss towards Erhua, and made behaviors that deviated from the bottom line of ethics and morality.