It's Been a Long Time, and the Little Brother I Picked up Said He Loves Me

Completion + end of the year + cure + long-planned + paranoia + group favorite + fast pace + short The young brother who looks like the older sister and the younger brother VS the writer sister who is the flower of the high mountains and is coveted by all. * Running in both directions. The female protagonist is very indifferent to everyone else except the male protagonist, so she is not a silly, sweet and holy virgin heroine. The male protagonist will only love the female protagonist, there is no plot about the second female protagonist. * When Yan Wan was 21 years old, she picked up a boy in an alley and took him home to raise. Who knew that the boy would leave a year later. Just leave and don't come back. In the next three years, Yan Wan gradually got used to life without Chu Siyu. But one day Yan Wan actually saw Chu Siyu standing in front of her house. Who can tell me how my brother who has been away for three years turned into a big dog who won't let me go anywhere and begs him not to leave? Waiting online, quite urgent. —— When Chu Siyu was seventeen years old, he met a fairy in an alley. The fairy said that just call her Sister. From then on, Chu Siyu vowed to be worthy of Ajie. Three years later, my sister moved away. He tried hard to find his sister, but she was actually afraid of him. How does this work? Sister is his, and he wants her to stay with him forever. If the hard one doesn't work, go for the soft one. There will always be one who can take it down. * This is the story of two people learning how to love each other. The heroine does not dare to face her heart in the early stage, but will face her emotions in the later stage. The male protagonist worries about gains and losses