This is a chinese drama called Fiancee
This drama was adapted from the novel “Fulfill Your Own Blue Sky” (成全了自己的碧海蓝天). Lan Xiao Yi (蓝小依) played by Ma Si Chun (马思纯) left her job in Nanjing to follow her boyfriend Tian Fei (田飞) played by Yuan Cheng Jie (袁成杰) to Shanghai. In Shanghai, Xiao Yi struggles with her low-paying job but is happy to be with Tian Fei. At the same time, Tian Fei’s colleague Xiao Lu (小露) played by Yedda Chen (陈彦妃), a new college graduate, has fallen in love with Tian Fei and is determined snatch him. As emotions become more tangled, Xiao Lu fakes a pregnancy to force Tian Fei to marry her. Tian Fei makes a promise to Xiao Yi that he will sort out the situation and return after 2 years. Xiao Yi believes in him and waits for the 2 years to pass. But she finds out that she is pregnant and with Tian Fei’s baby.
If you are interested in subbing from english to German send me a PM, I would be very happy : )