Both dramas give off the same eerie and sinister atmosphere. Both take place in a more rural area where something happens that forces the leads to confront their family/past. And in both dramas that is connected to the course. Both give off a very similar vibe.

In both dramas the same actors plays lead characters. Both are thriller where the female lead has a past/family connections that is interlinked with the happenings in the drama. Apart from that the dramas are a lot different. Nonetheless, if you enjoyed the acting of the leads in Trolley, The Bequeathed will be a nice continuation.

Both dramas deal with people that are confronted with. place in the countryside, and a connected murder/disappearance. Both dramas have something suspicious going on in that village and a past that is somehow interlinked with the main characters lives. Both face some sort of shamanism/supernatural occurrences. Both dramas deal around a family that has a very mysterious past which gets more and more discovered throughout the drama.
Most of all, both dramas give of similar vibes.

Both movies are Chinese documentaries about people that escape the modern world and appreciate nature and all its beings. Both are full of wonderful scenes, teach one a lot about nature and animals, and have a lot of life lessons.

Two people meet and fall for one another however one/both are engaged and plan to marry. Both dramas are about longing, feeling a connection and at the same time being in a very difficult situation. Both dramas are very similar.

Both dramas are based off of books and both dramas feature two very smart university professors solving crimes with a female partner. The only difference is that the female partner in Galileo is a detective and in Subete ga F it she is a student.

In both dramas a murder took place in an apartment complex and all the tenants seems to somehow be involved. Both dramas seem to be very clear in the beginning on what truly happed but over the course of the episodes many things turn out to be more complicated and twisted than they first seem to be.

So while Trinity of Shadow is a lot darker, the essence is in both the same; How far someone is willing to go for the one that they love. In both dramas there is a group that investigates a case that is linked to a past case. In both dramas it involves a family (with Trinity of Shadows its more than one) and both have a similar conclusion.

Both dramas are very dark and twisted and artsy. Both dramas revolve around very complex characters, who have quite a dark side to them. Each one is full of twists and turns and is a very gripping thriller. Both can be associated to the arthouse genre.

Both dramas have a female lead that is poor and in an abusive relationship. Both women are faced with a situation where they get tempted to change their lives. Both end up being pulled into said crime and have to figure out. Both dramas are very similar when it comes to the female leads.

Two women who live in two opposite worlds: one in a rich happy family, and the other is poor and has a hard life. Both of their lives get inter-wined through a crime that is connected to a men both of them know. Both work with each other and against each other to accomplish their goal and discover what truly happened and the people that are involved with it. The more both dramas continue the more complex and messed up they become and in the end not a single person is who you first thought them to be.
Both dramas give off very similar vibes and are absolut gripping.

Both dramas revolve around about a complex case that connects every character and spams over multiple years. Both dramas are mystery, at times gritty and artsy dramas dealing around corruption.