_ Both about Ghost
Jang Man Wol is the CEO of Hotel del Luna. The hotel is situated in downtown in Seoul and has a very old appearance. She made a big error many years ago and, because of this, she has been stuck at Hotel del Luna. She is beautiful, but she is fickle, suspicious and greedy

Remake
Luang Narueban Bureerak is an evil lord. Although he had many women, he secretly loved Sarapee; so, he bought her from her peasant family to be his servant. Khun Luang was angered that Sarapee rejected him as a lover and tortured her. Eventually, she escaped with the help of Khun Luang's clerk, Pan. While in pursuit of them, Khun Luang got into a severe accident. On his death bed, he plotted and vowed to punish them and their families and their future family members for eternity. In his will, he left Pan and Sarapee a house in Bang Lamung where his spirit waited for them.
Pan and Sarapee set up a home in Bang Lamung and had two children together, son Parinya and daughter Pattama. Sarapee dies when Pattama is an infant. Pattama grows up to look identical to her mother.
When Parinya graduated from college, he decided to go into the hotel business. He transformed the house his family had inherited into a hotel. Unbeknownst to Parinya, he had woken up Luang Narueban’s spirit and all heck breaks loose.

Remake .
Sarapee and Pun inherit a beach mansion from Luang Narubal, the husband and benefactor whom they betrayed and left to die in sorrow. The two now decide to move in and turn the mansion into a hotel in order to make some money. Twenty five years pass. Sarapee has died. Her two children from her marriage to Pun, Parinya and Patama, are now fully grown and they return from living abroad to take over the hotel. After renovating it, the mystery begins. Deaths occur over and over again, and sometimes Parinya and Pattama witness them. It isn't long before they are the only two people left to uncover the mystery and fight to stay alive. But who is the mysterious murderer?

—Anonymous

Both about rape and bullying !
High school student Ha Na experiences trouble sleeping after her classmate Jin Ah committed suicide. Not being able to sleep, Ha Na sees her parents fighting. The next day, her parents act like nothing happened the night before. She doesn't like her parents hypocritical behavior. Around this time, Se Mi, a senior in the band club, approaches Ha Na. Ha Na begins to act differently, but she becomes to regret her behavior. A rumor spreads about her and she becomes the target of bullies.

Junior high school teacher Yuko Moriguchi (Takako Matsu) announces to her class that she will resign before spring break. Moriguchi reveals that because the HIV-positive biological father of her daughter Manami was ill, she used to bring Manami (Mana Ashida) to school with her. One day, after school, she returned to the room where Manami was but found her gone. Her daughter was later found drowned in a school swimming pool. She then explains that two pupils in her class, whom she dubs "Student A" and "Student B", have murdered her four-year-old daughter.

Kim Yeon-hong (Son Ye-jin)appears to have a perfect life. She is beautiful, is married to a charismatic young politician (Kim Joo-hyuk), and her adolescent daughter who used to be a troublesome child is now doing better at school. Her husband, Kim Jong-chan decides to run for office against the powerful incumbent, No Jae-soon (Kim Eui-sung). A few days before the elections, Yeon-hong and Jong-chan's daughter, Kim Min-jin (Shin Ji-hoon) goes missing. At first, they assume she has run off to seek their attention as she had done before. However, Yeon-hong soon finds out that the friend Min-jin said she was going to meet does not exist. Then Yeon-hong learns from the school her daughter attends that she had an eccentric friend named Choi Mi-ok (Kim So-hee [ko]) and they were both bullied by their classmates.

With graduation 10 days away, homeroom teacher Hiiragi gathered all 29 students of class 3-A and proclaims them his hostages. His last lesson regards the death of a student that passed away a few months before. Nobody will be able to graduate until the truth is known

Both about bullying!
Both about trying find out the truth!

A beautiful high school student, who is the top student of her class, mysteriously dies. Six of her friends who graduated from the same elementary school attempts to track down the reasons for her death by communicating in real time. While the six friends dig for the truth behind her death, they face difficulties in their studies, dropping out of school, bullying and boyfriend troubles.
Both about VIP students!
Both about suicide!
Both about corruption in school!

Drama series depicts the conflicts and struggles between a cold-hearted female teacher and her students over a one school year period.(asian wiki)

Both about bullying .
blackmail!

Pob Pee Fah (Thai: ????????; RTGS: Pop Phi Fa) is a Thai ghost story, made as a TV series (known as a lakorn, the Thai equivalent of a soap opera). Set partly in the 19th century, it shares some plot details with an earlier series, Jao Nang, which aired in 1990, and on which some observers believe it was based.