It's the pounding feeling of "I feel so happy when I meet you for the first time". It's also the sadness of being cheated on by a friend, betrayed and abandoned.
It's true love again with "unclear feelings and secret feelings", and it's also a breakup of love that can't be healed and the journey away.
Fortunately, there is everlasting friendship and a silly and cute cat owner.
Concept: Two-way healing system