This one is really easy, i don't know why no one has got it yet.
So, The husband drowns his wife. It's from a 2005 modern series.
Extra clue: Cindy Au is in this series.
1) ancient
2) he is a kung fu master of the Han's generation
3) he killed a fung fu master of the Win Shun
1) He shot someone
2) Was aiming for someone else.
3) He died later on.
4) 2004 series.
Yes, it's Marco Ngai from Riches and Stithces.
1) She killed him with a knife because he knew what she did
2) She was accepted into rich family because her husband died and she was pregnant
3) She became evil for revenge for the unfairness her husband her baby girl and her received
1) he is royal, but he is not realated to his father (liek adoption)
2) he killed the hte girl the king love
3) he's like a girl that does not like him (the girl which is his father's daughter)
1) she was the king's lady
2) ancient series
3) her death was blame for another person
New one
2005 series.
Hehe it a lady
Kill herself
Other people by a knife
kill herself by jump into water
Guess who se is and what series