《心动的信号 第四季》是一档由腾讯视频出品的恋爱社交推理真人秀节目，其中“心动侦探”团队成员包括Angelababy（杨颖）、杜海涛、郭麒麟、李雪琴、马伯骞和宋祖儿。本季共有10期节目。

节目的主要形式是邀请一组年轻人入住“信号小屋”在深圳生活和奋斗，展开为期一个月的心动与自我的探索之旅。这些年轻人拥有不同的职业和个性，他们来自各行各业，但他们共同面临着一个共通的话题——恋爱和人际关系。

在“信号小屋”里，嘉宾们通过观察和推理素人间的暧昧关系发展走向，从不同角度探讨和碰撞着社交价值观。他们会面临各种心动的瞬间，也会遇到感情的困惑与挑战。节目通过嘉宾之间的互动和交流，以及对素人恋爱故事的观察，展现出恋爱中的喜怒哀乐，引发观众的共鸣和思考。

《心动的信号 第四季》于2021年6月23日首播，每周三、四晚上20点在腾讯视频上更新两集节目，一直持续到2021年8月26日收官。在这一个多月的时间里，节目吸引了众多观众的关注和喜爱，成为了许多人追逐爱情和理解自我的心灵营养。

"Heartbeat Signal Season 4" is a love social reasoning reality show produced by Tencent Video, in which "Heart Detective" team members include Angelababy (Yang Ying), Du Haitao, Guo Qilin, Li Xueqin, Ma Boqian and Song Zuer. There are 10 episodes in this season.

The main form of the program is to invite a group of young people to live in the "signal cabin" in Living and struggling in Shenzhen, embarking on a month-long journey of heartbeat and self-exploration. These young people have different occupations and personalities, and they come from all walks of life, but they all face a common topic-love and interpersonal relationships.

In the "Signal Cabin", the guests observe and reason about the The development trend of ambiguous relationships explores and collides with social values from different angles. They will face all kinds of exciting moments, as well as emotional confusion and challenges. Through the interaction and communication between the guests and the observation of the love stories of amateurs, the program shows the joys, sorrows, sorrows and joys in love, which arouses the resonance and thinking of the audience.

"Heartbeat Signal Season 4" will premiere on June 23, 2021 , two episodes of the program will be updated on Tencent Video every Wednesday and Thursday at 20:00 pm, and will continue until the end of August 26, 2021. During this period of more than a month, the program has attracted the attention and love of many viewers, and has become the spiritual nourishment for many people to pursue love and understand themselves.