In the 'sad gaara love story', Gaara is surely a main character. The other main character could be someone who is kind - hearted and initially attracted to Gaara's hidden vulnerability. Maybe it's a healer in the village who tries to help Gaara deal with his emotional wounds and in the process, they fall in love. But their relationship is doomed to be sad for some reasons.
Well, Gaara is the central figure in this 'sad gaara love story'. As for the other character, it might be a mysterious figure who enters Gaara's life unexpectedly. This person could be from a different clan with different values and beliefs. Their interaction and the clash of their worlds, along with the budding love between them, form the basis of the sad love story.
Since we don't know the specific 'gaara love story', it could be Gaara himself and perhaps a female ninja from his village. Maybe it's a story where he falls in love with someone who has been by his side during his journey of self - discovery.
I'm not sure as the title doesn't give specific details about the characters. But usually in a sad love story, there would be a couple, like a man and a woman in love. Maybe there's a protagonist who is deeply affected by the sad events in the relationship.
Often, Naruto's female characters are paired with Gaara. For example, Hinata. Since Hinata is a kind - hearted and shy character, her relationship with the initially cold - hearted Gaara could be an interesting exploration of how two different personalities come together.
Obviously, Gaara would be one of the main characters. And perhaps there could be a female lead, like a kind - hearted girl who sees the good in Gaara.
The main characters are surely Sonamy. They are the ones who experience the love and the sadness associated with it. They might have different backstories that lead to their fateful encounter and subsequent heartbreak. For instance, one of them could be recovering from a past relationship trauma while the other is looking for true love for the first time, and these different states of mind contribute to the complexity of their relationship.
I don't know for sure as the 'gacha sad love story' isn't a widely known specific story to me. But usually, there would be a male and a female character. Maybe a young hero - type male who is obtained through the gacha and a female player character who falls for him.
I'm not sure specifically since there's not much information given. But it could be a young couple who are in love at first but then face problems.
Most likely, the main characters are the stickman and the object of his love, perhaps another stick figure. It could be a stickwoman or even another stickman if it's a same - sex love story.
Since I don't know the exact 'sad bird love story', I can't say for sure. But it could be two ordinary birds like a sparrow and a finch.
Maybe there are two people who are very different from each other. One could be a shy and introverted person while the other is outgoing and confident. These two main characters meet and fall in love, but their differences also cause problems in their relationship, which could be part of the super sad love story.