In a typical 'betrayer game story', there could be a lead character, let's call him Jack. He might be a very strategic player. There could also be his comrades, like Mike and Lisa. Jack could be the one tempted to betray Mike and Lisa for a big prize in the game. Or, there could be an antagonist character, say Eve, who is constantly looking for opportunities to make others betray each other for her own amusement in the game world.
I'm not sure specifically which 'betrayer game story' you mean. There could be many stories with this title or related concept. It might be about a game where there are betrayers among the players, perhaps in a survival or strategy game setting where trust is broken and alliances are shattered.
There were many novels about betrayers of marriage, such as " Why the Silent Flute "," Flowers Are Not Flowers, Fog Are Not Fog "," Three Lives Three Lives Ten Miles Peach Blossom "," Chu Qiao's Biography ", and so on. These novels were all about the betrayal of marriage. The protagonist experienced all kinds of pain and struggle and finally found a way to redeem himself.
There were a few romance novels that were similar to betrayers that could be recommended. The first was " Overbearing President, Please Let Me Go." This novel was similar to " The Warlord's Woman " in that both revolved around marriage and family. In addition," You Use the Rest of Your Life to Build a Prison " was also a short story. The theme was similar to " You Shouldn't Betray Our Marriage." It described the story of the female protagonist enduring everything in the cage of marriage. In addition," He Becomes a Scum with His Own Skills " was also a recommended option. The plot described how the female lead once told the male lead with red eyes that she would never do anything to hurt him, but the male lead did not believe it and always hated her. In the end, they drifted apart from each other. Please note that these recommendations are based on the search results provided. There may be other similar novels.
In 'Gone Girl', Amy could be seen as a betrayer in a sense. She fakes her own disappearance and sets up her husband, which is a form of betrayal not only to him but also to their relationship and those around them.
It could be his friend, like Mitsuki. Mitsuki has his own secrets and goals, and in some fanfiction, he might be forced to betray Boruto for the sake of some greater good in his mind. For instance, if he has to choose between following Orochimaru's orders and staying loyal to Boruto.
In some versions, it could be an evil version of one of Tails' friends. Maybe through some dark magic or experiment gone wrong, Sonic or another friend turns against Tails. Their altered state makes them see Tails as an enemy, and they start to undermine him and try to harm him, which would be a huge betrayal for Tails.
It could be her best friend. You know, sometimes jealousy can rear its ugly head. If Mikan has something that the friend desires, like popularity or a special talent, the friend might betray her out of envy. For example, the friend could start bad - mouthing Mikan behind her back to gain more attention for themselves.
It could be their master. Maybe the master has been corrupted by dark forces. He sees the potential in the kunoichi and fears they will become more powerful than him. So, he betrays them to stop their progress.
Cinder Fall could be a likely betrayer. She's already a villain in the original series, and in a fanfiction, she could pretend to be an ally to one of the RWBY members only to betray them at a crucial moment, perhaps leading them into a trap set by Salem.