After Rebirth, I Fell in Love with My Old Enemy

After his rebirth, Zhanhuang Gu Qingmei was afraid of nothing but Ye Chonglou, his old enemy in his previous life. When she was alive, this man hated her, laughed at her, and fought with her for ten years, but when she died, he risked his life to protect her. What kind of feeling is this? Ye Chonglou: It's a pure and honest brotherhood. Gu Qingmei breathed a sigh of relief, luckily it wasn't love, otherwise she wouldn't be able to repay it! But here comes the question, can brothers play kissing? Is that okay? Or should the author think again?