Is it a coincidence or fate? Four girls of similar age met by chance in an unexpected "catching a thief" incident.
Han Fei was transferred to International Shangzhi High School, but accidentally bumped into those three girls. The four of them were arranged together, and they knew each other and fell in love with each other like sisters.
However, fate is unfortunate. When the four girls all met their rightful men and made a "private decision for life", they never dreamed that Han Fei, Xia Tian, and Xi Shu were just in a state of unrequited love. Only Han Yan fell in love with her childhood sweetheart Shu Yan. The whole story is that everyone is trapped in the terrible love whirlpool of "octagonal love". Can precious friendship withstand the cruel test?
In order to compete for love, four once-so-good friends eventually turned against each other. The A4 group, which was full of laughter and laughter like an angel, has been broken since then.
Ximen Yi loves Ximen Yi, but Ximen Yi only has eyes for Xiamen, so she targets Xiamen everywhere, until Xiamen gets into a car accident to save herself and can no longer stand. Tide Shu also lost her eyesight due to excessive tears. Standing between tide Meng and Xia Tian, how should Ximen Yi choose?
Xia Tian is persistent and silently helping his secret love - Xiao Chen behind his back. But she always understood that Xiao Chen only regarded her as a friend. But she still had no hesitation and looked forward to the day when Xiao Chen would look back at her and realize how good she was. Will Xiao Chen be moved?
Han Yan and Shu Yan love each other, but are hindered by their parents and cannot be together. So, can Han Yan choose to leave for Shu Yan's happiness, and where should Shu Yan go?
But what about the protagonist Han Fei? He loved Han Fei until death, and gave up his life for him, crossing reincarnations and dying twice, until he lost his memory. When Han Fei accidentally saw the diary she wrote before she lost her memory, it was at this time that Han Fei truly knew that his love could not be given to tide Shu. Yes, he loves Han Fei, the girl who has been silently guarding him from behind.
But everything was not that simple. Han Fei also suffered a serious shock in an accident. Can Han Fei protect him for the rest of his life?
Can they, who meet by fate, withstand the test of time and love? Can it withstand the test of friendship from fate, or can it give up that hard-won friendship in order to protect love?
Suffering is like a circle, but happiness is hidden inside.
Love, hate, affection, and sorrow are intertwined. Can lovers finally get married?
He said that the Ferris wheel exists across the sky just to be with the person you like. If everyone looks up to the Ferris wheel, they are looking up to happiness. So, what is my happiness?